diff --git a/Cargo.lock b/Cargo.lock
index 16a24f284dc4d..eb20cbc5e75ac 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -479,7 +479,7 @@ dependencies = [
  "fnv",
  "futures 0.3.16",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-chain-spec",
  "sc-client-api",
@@ -514,7 +514,7 @@ dependencies = [
  "jsonrpc-derive",
  "jsonrpc-pubsub",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-rpc",
  "serde",
  "serde_json",
@@ -540,8 +540,8 @@ version = "4.0.0-dev"
 dependencies = [
  "hex",
  "hex-literal",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-api",
  "sp-application-crypto",
  "sp-core",
@@ -597,10 +597,10 @@ version = "0.19.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8942c8d352ae1838c9dda0b0ca2ab657696ef2232a20147cf1b30ae1a9cb4321"
 dependencies = [
- "funty",
+ "funty 1.1.0",
  "radium 0.5.3",
  "tap",
- "wyz",
+ "wyz 0.2.0",
 ]
 
 [[package]]
@@ -609,10 +609,22 @@ version = "0.20.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1f682656975d3a682daff957be4ddeb65d6ad656737cd821f2d00685ae466af1"
 dependencies = [
- "funty",
+ "funty 1.1.0",
  "radium 0.6.2",
  "tap",
- "wyz",
+ "wyz 0.2.0",
+]
+
+[[package]]
+name = "bitvec"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bc2832c24239b0141d5674bb9174f9d68a8b5b3f2753311927c172ca46f7e9c"
+dependencies = [
+ "funty 2.0.0",
+ "radium 0.7.0",
+ "tap",
+ "wyz 0.5.1",
 ]
 
 [[package]]
@@ -1902,10 +1914,10 @@ dependencies = [
  "futures-timer",
  "log 0.4.14",
  "num-traits",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "rand 0.8.4",
- "scale-info",
+ "scale-info 1.0.0",
 ]
 
 [[package]]
@@ -1964,7 +1976,7 @@ checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
 name = "fork-tree"
 version = "3.0.0"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
 ]
 
 [[package]]
@@ -1986,9 +1998,9 @@ dependencies = [
  "hex-literal",
  "linregress",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "paste 1.0.6",
- "scale-info",
+ "scale-info 1.0.0",
  "sp-api",
  "sp-application-crypto",
  "sp-io",
@@ -2010,7 +2022,7 @@ dependencies = [
  "handlebars",
  "linked-hash-map",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-cli",
  "sc-client-db",
  "sc-executor",
@@ -2030,8 +2042,8 @@ version = "4.0.0-dev"
 dependencies = [
  "frame-support",
  "frame-system",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-arithmetic",
  "sp-core",
  "sp-io",
@@ -2049,8 +2061,8 @@ dependencies = [
  "hex-literal",
  "pallet-balances",
  "pallet-transaction-payment",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-inherents",
  "sp-io",
@@ -2062,13 +2074,13 @@ dependencies = [
 
 [[package]]
 name = "frame-metadata"
-version = "14.2.0"
+version = "15.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37ed5e5c346de62ca5c184b4325a6600d1eaca210666e4606fe4e449574978d0"
+checksum = "878babb0b136e731cc77ec2fd883ff02745ff21e6fb662729953d44923df009c"
 dependencies = [
  "cfg-if 1.0.0",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 3.1.5",
+ "scale-info 2.5.0",
  "serde",
 ]
 
@@ -2084,11 +2096,11 @@ dependencies = [
  "impl-trait-for-tuples",
  "log 0.4.14",
  "once_cell",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-util-mem",
  "paste 1.0.6",
  "pretty_assertions",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "smallvec 1.7.0",
  "sp-arithmetic",
@@ -2142,10 +2154,10 @@ dependencies = [
  "frame-support",
  "frame-support-test-pallet",
  "frame-system",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "pretty_assertions",
  "rustversion",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "sp-arithmetic",
  "sp-core",
@@ -2163,8 +2175,8 @@ version = "4.0.0-dev"
 dependencies = [
  "frame-support",
  "frame-system",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-runtime",
  "sp-version",
@@ -2176,8 +2188,8 @@ version = "4.0.0-dev"
 dependencies = [
  "frame-support",
  "frame-system",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
 ]
 
 [[package]]
@@ -2187,8 +2199,8 @@ dependencies = [
  "criterion",
  "frame-support",
  "log 0.4.14",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-externalities",
@@ -2206,8 +2218,8 @@ dependencies = [
  "frame-benchmarking",
  "frame-support",
  "frame-system",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -2218,7 +2230,7 @@ dependencies = [
 name = "frame-system-rpc-runtime-api"
 version = "4.0.0-dev"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-api",
 ]
 
@@ -2288,6 +2300,12 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fed34cd105917e91daa4da6b3728c47b068749d6a62c59811f06ed2ac71d9da7"
 
+[[package]]
+name = "funty"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6d5a32815ae3f33302d95fdcb2ce17862f8c65363dcfd29360480ba1001fc9c"
+
 [[package]]
 name = "futures"
 version = "0.1.31"
@@ -2917,7 +2935,7 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "161ebdfec3c8e3b52bf61c4f3550a1eea4f9579d10dc1b936f3171ebdcd6c443"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
 ]
 
 [[package]]
@@ -4566,7 +4584,7 @@ dependencies = [
  "pallet-im-online",
  "pallet-timestamp",
  "pallet-transaction-payment",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "platforms",
  "rand 0.7.3",
  "regex",
@@ -4640,9 +4658,9 @@ dependencies = [
  "pallet-im-online",
  "pallet-timestamp",
  "pallet-treasury",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-executor",
- "scale-info",
+ "scale-info 1.0.0",
  "sp-application-crypto",
  "sp-consensus-babe",
  "sp-core",
@@ -4661,7 +4679,7 @@ name = "node-inspect"
 version = "0.9.0-dev"
 dependencies = [
  "derive_more",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-cli",
  "sc-client-api",
  "sc-executor",
@@ -4677,8 +4695,8 @@ name = "node-primitives"
 version = "2.0.0"
 dependencies = [
  "frame-system",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-application-crypto",
  "sp-core",
  "sp-runtime",
@@ -4776,8 +4794,8 @@ dependencies = [
  "pallet-uniques",
  "pallet-utility",
  "pallet-vesting",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-api",
  "sp-authority-discovery",
  "sp-block-builder",
@@ -4865,8 +4883,8 @@ dependencies = [
  "pallet-timestamp",
  "pallet-transaction-payment",
  "pallet-transaction-payment-rpc-runtime-api",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-api",
  "sp-block-builder",
  "sp-consensus-aura",
@@ -4894,7 +4912,7 @@ dependencies = [
  "node-runtime",
  "pallet-asset-tx-payment",
  "pallet-transaction-payment",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-block-builder",
  "sc-client-api",
  "sc-client-db",
@@ -4934,7 +4952,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e7413f999671bd4745a7b624bd370a569fb6bc574b23c83a3c5ed2e453f3d5e2"
 dependencies = [
  "bitvec 0.19.5",
- "funty",
+ "funty 1.1.0",
  "memchr",
  "version_check 0.9.2",
 ]
@@ -5160,8 +5178,8 @@ dependencies = [
  "pallet-authorship",
  "pallet-balances",
  "pallet-transaction-payment",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "serde_json",
  "smallvec 1.7.0",
@@ -5180,8 +5198,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5195,8 +5213,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5210,8 +5228,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-timestamp",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-application-crypto",
  "sp-consensus-aura",
  "sp-core",
@@ -5227,8 +5245,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-session",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-application-crypto",
  "sp-authority-discovery",
  "sp-core",
@@ -5244,8 +5262,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "impl-trait-for-tuples",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-authorship",
  "sp-core",
  "sp-io",
@@ -5269,8 +5287,8 @@ dependencies = [
  "pallet-staking",
  "pallet-staking-reward-curve",
  "pallet-timestamp",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-application-crypto",
  "sp-consensus-babe",
  "sp-consensus-vrf",
@@ -5292,8 +5310,8 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5341,8 +5359,8 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-transaction-payment",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5357,8 +5375,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-session",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-io",
@@ -5383,8 +5401,8 @@ dependencies = [
  "pallet-mmr",
  "pallet-mmr-primitives",
  "pallet-session",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-io",
@@ -5403,8 +5421,8 @@ dependencies = [
  "log 0.4.14",
  "pallet-balances",
  "pallet-treasury",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5422,8 +5440,8 @@ dependencies = [
  "pallet-balances",
  "pallet-bounties",
  "pallet-treasury",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5438,8 +5456,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "log 0.4.14",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5465,12 +5483,12 @@ dependencies = [
  "pallet-randomness-collective-flip",
  "pallet-timestamp",
  "pallet-utility",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "pretty_assertions",
  "pwasm-utils",
  "rand 0.8.4",
  "rand_pcg 0.3.1",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "smallvec 1.7.0",
  "sp-core",
@@ -5487,8 +5505,8 @@ name = "pallet-contracts-primitives"
 version = "4.0.0-dev"
 dependencies = [
  "bitflags",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-rpc",
@@ -5514,7 +5532,7 @@ dependencies = [
  "jsonrpc-derive",
  "pallet-contracts-primitives",
  "pallet-contracts-rpc-runtime-api",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "serde",
  "serde_json",
  "sp-api",
@@ -5529,8 +5547,8 @@ name = "pallet-contracts-rpc-runtime-api"
 version = "4.0.0-dev"
 dependencies = [
  "pallet-contracts-primitives",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-api",
  "sp-runtime",
  "sp-std",
@@ -5545,8 +5563,8 @@ dependencies = [
  "frame-system",
  "pallet-balances",
  "pallet-scheduler",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-io",
@@ -5564,10 +5582,10 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-balances",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "rand 0.7.3",
- "scale-info",
+ "scale-info 1.0.0",
  "sp-arithmetic",
  "sp-core",
  "sp-io",
@@ -5589,8 +5607,8 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-npos-elections",
@@ -5608,8 +5626,8 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5624,8 +5642,8 @@ dependencies = [
  "frame-system",
  "lite-json",
  "log 0.4.14",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-keystore",
@@ -5639,8 +5657,8 @@ version = "3.0.0-dev"
 dependencies = [
  "frame-support",
  "frame-system",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5656,8 +5674,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-arithmetic",
  "sp-core",
  "sp-io",
@@ -5682,8 +5700,8 @@ dependencies = [
  "pallet-staking",
  "pallet-staking-reward-curve",
  "pallet-timestamp",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-application-crypto",
  "sp-core",
  "sp-finality-grandpa",
@@ -5704,8 +5722,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5722,8 +5740,8 @@ dependencies = [
  "log 0.4.14",
  "pallet-authorship",
  "pallet-session",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-application-crypto",
  "sp-core",
  "sp-io",
@@ -5740,8 +5758,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-keyring",
@@ -5758,8 +5776,8 @@ dependencies = [
  "frame-support-test",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5774,8 +5792,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "log 0.4.14",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5793,8 +5811,8 @@ dependencies = [
  "frame-system",
  "hex-literal",
  "pallet-mmr-primitives",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5809,7 +5827,7 @@ dependencies = [
  "frame-system",
  "hex-literal",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "serde",
  "sp-api",
  "sp-core",
@@ -5825,7 +5843,7 @@ dependencies = [
  "jsonrpc-core-client",
  "jsonrpc-derive",
  "pallet-mmr-primitives",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "serde",
  "serde_json",
  "sp-api",
@@ -5842,8 +5860,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5857,8 +5875,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5872,8 +5890,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "log 0.4.14",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5888,8 +5906,8 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-io",
@@ -5915,8 +5933,8 @@ dependencies = [
  "pallet-staking",
  "pallet-staking-reward-curve",
  "pallet-timestamp",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5932,8 +5950,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5949,8 +5967,8 @@ dependencies = [
  "frame-system",
  "pallet-balances",
  "pallet-utility",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5963,9 +5981,9 @@ version = "4.0.0-dev"
 dependencies = [
  "frame-support",
  "frame-system",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "safe-mix",
- "scale-info",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5979,8 +5997,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -5996,8 +6014,8 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-preimage",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6012,8 +6030,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6029,8 +6047,8 @@ dependencies = [
  "impl-trait-for-tuples",
  "log 0.4.14",
  "pallet-timestamp",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6053,9 +6071,9 @@ dependencies = [
  "pallet-staking",
  "pallet-staking-reward-curve",
  "pallet-timestamp",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "rand 0.7.3",
- "scale-info",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6071,9 +6089,9 @@ dependencies = [
  "frame-support-test",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "rand_chacha 0.2.2",
- "scale-info",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6095,9 +6113,9 @@ dependencies = [
  "pallet-session",
  "pallet-staking-reward-curve",
  "pallet-timestamp",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "rand_chacha 0.2.2",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "sp-application-crypto",
  "sp-core",
@@ -6135,8 +6153,8 @@ version = "4.0.0-dev"
 dependencies = [
  "frame-support",
  "frame-system",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6150,8 +6168,8 @@ dependencies = [
  "frame-benchmarking",
  "frame-support",
  "frame-system",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6165,8 +6183,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "log 0.4.14",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-inherents",
  "sp-io",
@@ -6185,8 +6203,8 @@ dependencies = [
  "log 0.4.14",
  "pallet-balances",
  "pallet-treasury",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-io",
@@ -6202,8 +6220,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "serde_json",
  "smallvec 1.7.0",
@@ -6221,7 +6239,7 @@ dependencies = [
  "jsonrpc-core-client",
  "jsonrpc-derive",
  "pallet-transaction-payment-rpc-runtime-api",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-api",
  "sp-blockchain",
  "sp-core",
@@ -6234,7 +6252,7 @@ name = "pallet-transaction-payment-rpc-runtime-api"
 version = "4.0.0-dev"
 dependencies = [
  "pallet-transaction-payment",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-api",
  "sp-runtime",
 ]
@@ -6248,8 +6266,8 @@ dependencies = [
  "frame-system",
  "hex-literal",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-inherents",
@@ -6268,8 +6286,8 @@ dependencies = [
  "frame-system",
  "impl-trait-for-tuples",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-io",
@@ -6286,8 +6304,8 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6302,8 +6320,8 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6319,8 +6337,8 @@ dependencies = [
  "frame-system",
  "log 0.4.14",
  "pallet-balances",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -6356,7 +6374,21 @@ dependencies = [
  "bitvec 0.20.2",
  "byte-slice-cast",
  "impl-trait-for-tuples",
- "parity-scale-codec-derive",
+ "parity-scale-codec-derive 2.3.1",
+ "serde",
+]
+
+[[package]]
+name = "parity-scale-codec"
+version = "3.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9182e4a71cae089267ab03e67c99368db7cd877baf50f931e5d6d4b71e195ac0"
+dependencies = [
+ "arrayvec 0.7.1",
+ "bitvec 1.0.1",
+ "byte-slice-cast",
+ "impl-trait-for-tuples",
+ "parity-scale-codec-derive 3.1.4",
  "serde",
 ]
 
@@ -6372,6 +6404,18 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "parity-scale-codec-derive"
+version = "3.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "86b26a931f824dd4eca30b3e43bb4f31cd5f0d3a403c5f5ff27106b805bfde7b"
+dependencies = [
+ "proc-macro-crate 1.1.0",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "parity-send-wrapper"
 version = "0.1.0"
@@ -6811,7 +6855,7 @@ dependencies = [
  "fixed-hash",
  "impl-codec",
  "impl-serde",
- "scale-info",
+ "scale-info 1.0.0",
  "uint",
 ]
 
@@ -6866,11 +6910,11 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.32"
+version = "1.0.54"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba508cc11742c0dc5c1659771673afbab7a0efab23aa17e854cbab0837ed0b43"
+checksum = "e472a104799c74b514a57226160104aa483546de37e839ec50e3c2e41dd87534"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -7015,6 +7059,12 @@ version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "643f8f41a8ebc4c5dc4515c82bb8abd397b527fc20fd681b7c011c2aee5d44fb"
 
+[[package]]
+name = "radium"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09"
+
 [[package]]
 name = "rand"
 version = "0.6.5"
@@ -7386,7 +7436,7 @@ dependencies = [
  "jsonrpsee",
  "log 0.4.14",
  "pallet-elections-phragmen",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "serde",
  "serde_json",
  "sp-core",
@@ -7620,7 +7670,7 @@ dependencies = [
  "ip_network",
  "libp2p",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "prost",
  "prost-build",
  "quickcheck",
@@ -7645,7 +7695,7 @@ dependencies = [
  "futures 0.3.16",
  "futures-timer",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-block-builder",
  "sc-client-api",
@@ -7667,7 +7717,7 @@ dependencies = [
 name = "sc-block-builder"
 version = "0.10.0-dev"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-client-api",
  "sp-api",
  "sp-block-builder",
@@ -7685,7 +7735,7 @@ version = "4.0.0-dev"
 dependencies = [
  "impl-trait-for-tuples",
  "memmap2 0.5.0",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-chain-spec-derive",
  "sc-network",
  "sc-telemetry",
@@ -7716,7 +7766,7 @@ dependencies = [
  "libp2p",
  "log 0.4.14",
  "names",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "rand 0.7.3",
  "regex",
  "rpassword",
@@ -7751,7 +7801,7 @@ dependencies = [
  "futures 0.3.16",
  "hash-db",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-executor",
  "sc-transaction-pool-api",
@@ -7784,7 +7834,7 @@ dependencies = [
  "linked-hash-map",
  "log 0.4.14",
  "parity-db",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "quickcheck",
  "sc-client-api",
@@ -7834,7 +7884,7 @@ dependencies = [
  "futures 0.3.16",
  "getrandom 0.2.3",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-block-builder",
  "sc-client-api",
@@ -7876,7 +7926,7 @@ dependencies = [
  "num-bigint",
  "num-rational 0.2.4",
  "num-traits",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "rand 0.7.3",
  "rand_chacha 0.2.2",
@@ -7947,7 +7997,7 @@ name = "sc-consensus-epochs"
 version = "0.10.0-dev"
 dependencies = [
  "fork-tree",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-client-api",
  "sc-consensus",
  "sp-blockchain",
@@ -7966,7 +8016,7 @@ dependencies = [
  "jsonrpc-core-client",
  "jsonrpc-derive",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-basic-authorship",
  "sc-client-api",
  "sc-consensus",
@@ -8000,7 +8050,7 @@ dependencies = [
  "futures 0.3.16",
  "futures-timer",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-client-api",
  "sc-consensus",
@@ -8023,7 +8073,7 @@ dependencies = [
  "futures 0.3.16",
  "futures-timer",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-client-api",
  "sc-consensus",
  "sc-telemetry",
@@ -8059,7 +8109,7 @@ dependencies = [
  "libsecp256k1",
  "log 0.4.14",
  "lru 0.6.6",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "paste 1.0.6",
  "regex",
@@ -8095,7 +8145,7 @@ version = "0.10.0-dev"
 dependencies = [
  "derive_more",
  "environmental",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "pwasm-utils",
  "sc-allocator",
  "sp-core",
@@ -8113,7 +8163,7 @@ name = "sc-executor-wasmi"
 version = "0.10.0-dev"
 dependencies = [
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-allocator",
  "sc-executor-common",
  "scoped-tls",
@@ -8130,7 +8180,7 @@ dependencies = [
  "cfg-if 1.0.0",
  "libc",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-wasm 0.42.2",
  "sc-allocator",
  "sc-executor-common",
@@ -8156,7 +8206,7 @@ dependencies = [
  "futures 0.3.16",
  "futures-timer",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "rand 0.8.4",
  "sc-block-builder",
@@ -8199,7 +8249,7 @@ dependencies = [
  "jsonrpc-derive",
  "jsonrpc-pubsub",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-block-builder",
  "sc-client-api",
  "sc-finality-grandpa",
@@ -8269,7 +8319,7 @@ dependencies = [
  "linked_hash_set",
  "log 0.4.14",
  "lru 0.7.0",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "pin-project 1.0.10",
  "prost",
@@ -8361,7 +8411,7 @@ dependencies = [
  "lazy_static",
  "num_cpus",
  "once_cell",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "rand 0.7.3",
  "sc-block-builder",
@@ -8415,7 +8465,7 @@ dependencies = [
  "jsonrpc-pubsub",
  "lazy_static",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-block-builder",
  "sc-chain-spec",
@@ -8451,7 +8501,7 @@ dependencies = [
  "jsonrpc-derive",
  "jsonrpc-pubsub",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-chain-spec",
  "sc-transaction-pool-api",
@@ -8509,7 +8559,7 @@ dependencies = [
  "jsonrpc-core",
  "jsonrpc-pubsub",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-util-mem",
  "parking_lot 0.11.2",
  "pin-project 1.0.10",
@@ -8570,7 +8620,7 @@ dependencies = [
  "hex",
  "hex-literal",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-block-builder",
  "sc-client-api",
@@ -8602,7 +8652,7 @@ name = "sc-state-db"
 version = "0.10.0-dev"
 dependencies = [
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-util-mem",
  "parity-util-mem-derive",
  "parking_lot 0.11.2",
@@ -8617,7 +8667,7 @@ dependencies = [
  "jsonrpc-core",
  "jsonrpc-core-client",
  "jsonrpc-derive",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-chain-spec",
  "sc-client-api",
  "sc-consensus-babe",
@@ -8700,7 +8750,7 @@ dependencies = [
  "hex",
  "linked-hash-map",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-util-mem",
  "parking_lot 0.11.2",
  "retain_mut",
@@ -8755,8 +8805,21 @@ dependencies = [
  "bitvec 0.20.2",
  "cfg-if 1.0.0",
  "derive_more",
- "parity-scale-codec",
- "scale-info-derive",
+ "parity-scale-codec 2.3.1",
+ "scale-info-derive 1.0.0",
+]
+
+[[package]]
+name = "scale-info"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0cfdffd972d76b22f3d7f81c8be34b2296afd3a25e0a547bd9abe340a4dbbe97"
+dependencies = [
+ "bitvec 1.0.1",
+ "cfg-if 1.0.0",
+ "derive_more",
+ "parity-scale-codec 3.1.5",
+ "scale-info-derive 2.5.0",
  "serde",
 ]
 
@@ -8772,6 +8835,18 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "scale-info-derive"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61fa974aea2d63dd18a4ec3a49d59af9f34178c73a4f56d2f18205628d00681e"
+dependencies = [
+ "proc-macro-crate 1.1.0",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "schannel"
 version = "0.1.19"
@@ -9189,7 +9264,7 @@ version = "4.0.0-dev"
 dependencies = [
  "hash-db",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-api-proc-macro",
  "sp-core",
  "sp-runtime",
@@ -9218,7 +9293,7 @@ dependencies = [
  "criterion",
  "futures 0.3.16",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "rustversion",
  "sc-block-builder",
  "sp-api",
@@ -9236,8 +9311,8 @@ dependencies = [
 name = "sp-application-crypto"
 version = "4.0.0"
 dependencies = [
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-core",
  "sp-io",
@@ -9263,10 +9338,10 @@ dependencies = [
  "criterion",
  "integer-sqrt",
  "num-traits",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "primitive-types",
  "rand 0.7.3",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "sp-debug-derive",
  "sp-std",
@@ -9287,8 +9362,8 @@ dependencies = [
 name = "sp-authority-discovery"
 version = "4.0.0-dev"
 dependencies = [
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-api",
  "sp-application-crypto",
  "sp-runtime",
@@ -9300,7 +9375,7 @@ name = "sp-authorship"
 version = "4.0.0-dev"
 dependencies = [
  "async-trait",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-inherents",
  "sp-runtime",
  "sp-std",
@@ -9310,7 +9385,7 @@ dependencies = [
 name = "sp-block-builder"
 version = "4.0.0-dev"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-api",
  "sp-inherents",
  "sp-runtime",
@@ -9324,7 +9399,7 @@ dependencies = [
  "futures 0.3.16",
  "log 0.4.14",
  "lru 0.7.0",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sp-api",
  "sp-consensus",
@@ -9342,7 +9417,7 @@ dependencies = [
  "futures 0.3.16",
  "futures-timer",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-core",
  "sp-inherents",
  "sp-runtime",
@@ -9358,8 +9433,8 @@ name = "sp-consensus-aura"
 version = "0.10.0-dev"
 dependencies = [
  "async-trait",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-api",
  "sp-application-crypto",
  "sp-consensus",
@@ -9376,8 +9451,8 @@ version = "0.10.0-dev"
 dependencies = [
  "async-trait",
  "merlin",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-api",
  "sp-application-crypto",
@@ -9396,7 +9471,7 @@ dependencies = [
 name = "sp-consensus-pow"
 version = "0.10.0-dev"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-api",
  "sp-core",
  "sp-runtime",
@@ -9407,8 +9482,8 @@ dependencies = [
 name = "sp-consensus-slots"
 version = "0.10.0-dev"
 dependencies = [
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-arithmetic",
  "sp-runtime",
@@ -9418,7 +9493,7 @@ dependencies = [
 name = "sp-consensus-vrf"
 version = "0.10.0-dev"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "schnorrkel",
  "sp-core",
  "sp-runtime",
@@ -9447,13 +9522,13 @@ dependencies = [
  "log 0.4.14",
  "merlin",
  "num-traits",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-util-mem",
  "parking_lot 0.11.2",
  "primitive-types",
  "rand 0.7.3",
  "regex",
- "scale-info",
+ "scale-info 1.0.0",
  "schnorrkel",
  "secrecy",
  "serde",
@@ -9521,7 +9596,7 @@ name = "sp-externalities"
 version = "0.10.0"
 dependencies = [
  "environmental",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-std",
  "sp-storage",
 ]
@@ -9532,8 +9607,8 @@ version = "4.0.0-dev"
 dependencies = [
  "finality-grandpa",
  "log 0.4.14",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "serde",
  "sp-api",
  "sp-application-crypto",
@@ -9550,7 +9625,7 @@ dependencies = [
  "async-trait",
  "futures 0.3.16",
  "impl-trait-for-tuples",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-core",
  "sp-runtime",
  "sp-std",
@@ -9565,7 +9640,7 @@ dependencies = [
  "hash-db",
  "libsecp256k1",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sp-core",
  "sp-externalities",
@@ -9598,7 +9673,7 @@ dependencies = [
  "derive_more",
  "futures 0.3.16",
  "merlin",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "rand 0.7.3",
  "rand_chacha 0.2.2",
@@ -9619,9 +9694,9 @@ dependencies = [
 name = "sp-npos-elections"
 version = "4.0.0-dev"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "rand 0.7.3",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "sp-arithmetic",
  "sp-core",
@@ -9636,9 +9711,9 @@ name = "sp-npos-elections-fuzzer"
 version = "2.0.0-alpha.5"
 dependencies = [
  "honggfuzz",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "rand 0.7.3",
- "scale-info",
+ "scale-info 1.0.0",
  "sp-npos-elections",
  "sp-runtime",
  "structopt",
@@ -9648,11 +9723,11 @@ dependencies = [
 name = "sp-npos-elections-solution-type"
 version = "4.0.0-dev"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "proc-macro-crate 1.1.0",
  "proc-macro2",
  "quote",
- "scale-info",
+ "scale-info 1.0.0",
  "sp-arithmetic",
  "sp-npos-elections",
  "syn",
@@ -9695,11 +9770,11 @@ dependencies = [
  "hash256-std-hasher",
  "impl-trait-for-tuples",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-util-mem",
  "paste 1.0.6",
  "rand 0.7.3",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "serde_json",
  "sp-api",
@@ -9719,7 +9794,7 @@ name = "sp-runtime-interface"
 version = "4.1.0-dev"
 dependencies = [
  "impl-trait-for-tuples",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "primitive-types",
  "rustversion",
  "sp-core",
@@ -9791,7 +9866,7 @@ version = "0.10.0-dev"
 dependencies = [
  "assert_matches",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-core",
  "sp-io",
  "sp-std",
@@ -9812,8 +9887,8 @@ dependencies = [
 name = "sp-session"
 version = "4.0.0-dev"
 dependencies = [
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-api",
  "sp-core",
  "sp-runtime",
@@ -9825,8 +9900,8 @@ dependencies = [
 name = "sp-staking"
 version = "4.0.0-dev"
 dependencies = [
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-runtime",
  "sp-std",
 ]
@@ -9839,7 +9914,7 @@ dependencies = [
  "hex-literal",
  "log 0.4.14",
  "num-traits",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "pretty_assertions",
  "rand 0.7.3",
@@ -9865,7 +9940,7 @@ name = "sp-storage"
 version = "4.0.0"
 dependencies = [
  "impl-serde",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "ref-cast",
  "serde",
  "sp-debug-derive",
@@ -9877,7 +9952,7 @@ name = "sp-tasks"
 version = "4.0.0-dev"
 dependencies = [
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-core",
  "sp-externalities",
  "sp-io",
@@ -9889,7 +9964,7 @@ dependencies = [
 name = "sp-test-primitives"
 version = "2.0.0"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-util-mem",
  "serde",
  "sp-application-crypto",
@@ -9904,7 +9979,7 @@ dependencies = [
  "async-trait",
  "futures-timer",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-api",
  "sp-inherents",
  "sp-runtime",
@@ -9916,7 +9991,7 @@ dependencies = [
 name = "sp-tracing"
 version = "4.0.0"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-std",
  "tracing",
  "tracing-core",
@@ -9937,8 +10012,8 @@ version = "4.0.0-dev"
 dependencies = [
  "async-trait",
  "log 0.4.14",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-inherents",
  "sp-runtime",
@@ -9954,8 +10029,8 @@ dependencies = [
  "hash-db",
  "hex-literal",
  "memory-db 0.28.0",
- "parity-scale-codec",
- "scale-info",
+ "parity-scale-codec 2.3.1",
+ "scale-info 1.0.0",
  "sp-core",
  "sp-runtime",
  "sp-std",
@@ -9970,9 +10045,9 @@ name = "sp-version"
 version = "4.0.0-dev"
 dependencies = [
  "impl-serde",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-wasm 0.42.2",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "sp-core-hashing-proc-macro",
  "sp-runtime",
@@ -9985,7 +10060,7 @@ dependencies = [
 name = "sp-version-proc-macro"
 version = "4.0.0-dev"
 dependencies = [
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "proc-macro2",
  "quote",
  "sp-version",
@@ -9998,7 +10073,7 @@ version = "4.1.0-dev"
 dependencies = [
  "impl-trait-for-tuples",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sp-std",
  "wasmi",
  "wasmtime",
@@ -10167,9 +10242,9 @@ dependencies = [
  "frame-system",
  "futures 0.3.16",
  "jsonrpc-client-transports",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-rpc-api",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "sp-storage",
  "tokio",
@@ -10185,7 +10260,7 @@ dependencies = [
  "jsonrpc-core-client",
  "jsonrpc-derive",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-client-api",
  "sc-rpc-api",
  "sc-transaction-pool",
@@ -10219,7 +10294,7 @@ dependencies = [
  "async-trait",
  "futures 0.3.16",
  "hex",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-client-api",
  "sc-client-db",
  "sc-consensus",
@@ -10250,12 +10325,12 @@ dependencies = [
  "memory-db 0.27.0",
  "pallet-babe",
  "pallet-timestamp",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parity-util-mem",
  "sc-block-builder",
  "sc-executor",
  "sc-service",
- "scale-info",
+ "scale-info 1.0.0",
  "serde",
  "sp-api",
  "sp-application-crypto",
@@ -10288,7 +10363,7 @@ name = "substrate-test-runtime-client"
 version = "2.0.0"
 dependencies = [
  "futures 0.3.16",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "sc-block-builder",
  "sc-client-api",
  "sc-consensus",
@@ -10307,7 +10382,7 @@ version = "2.0.0"
 dependencies = [
  "derive_more",
  "futures 0.3.16",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "parking_lot 0.11.2",
  "sc-transaction-pool",
  "sc-transaction-pool-api",
@@ -10368,13 +10443,13 @@ checksum = "1e81da0851ada1f3e9d4312c704aa4f8806f0f9d69faaf8df2f3464b4a9437c2"
 
 [[package]]
 name = "syn"
-version = "1.0.82"
+version = "1.0.109"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8daf5dd0bb60cbd4137b1b587d2fc0ae729bc07cf01cd70b36a1ed5ade3b9d59"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
 dependencies = [
  "proc-macro2",
  "quote",
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -10894,7 +10969,7 @@ dependencies = [
  "hash-db",
  "keccak-hasher",
  "memory-db 0.28.0",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "trie-db",
  "trie-root",
  "trie-standardmap",
@@ -10987,7 +11062,7 @@ version = "0.10.0-dev"
 dependencies = [
  "jsonrpsee",
  "log 0.4.14",
- "parity-scale-codec",
+ "parity-scale-codec 2.3.1",
  "remote-externalities",
  "sc-chain-spec",
  "sc-cli",
@@ -11094,6 +11169,12 @@ dependencies = [
  "matches",
 ]
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
+
 [[package]]
 name = "unicode-normalization"
 version = "0.1.17"
@@ -11944,6 +12025,15 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "85e60b0d1b5f99db2556934e21937020776a5d31520bf169e851ac44e6420214"
 
+[[package]]
+name = "wyz"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "05f360fc0b24296329c78fda852a1e9ae82de9cf7b27dae4b7f62f118f77b9ed"
+dependencies = [
+ "tap",
+]
+
 [[package]]
 name = "x25519-dalek"
 version = "1.1.0"
diff --git a/frame/contracts/src/schedule.rs b/frame/contracts/src/schedule.rs
index dd066bfbe41ee..4367fa3a2472d 100644
--- a/frame/contracts/src/schedule.rs
+++ b/frame/contracts/src/schedule.rs
@@ -483,7 +483,7 @@ impl Default for Limits {
 			subject_len: 32,
 			call_depth: 32,
 			payload_len: 16 * 1024,
-			code_len: 128 * 1024,
+			code_len: 512 * 1024,
 		}
 	}
 }
diff --git a/frame/support/Cargo.toml b/frame/support/Cargo.toml
index efc7caab1bd4e..2df2392759559 100644
--- a/frame/support/Cargo.toml
+++ b/frame/support/Cargo.toml
@@ -16,7 +16,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 serde = { version = "1.0.132", optional = true, features = ["derive"] }
 codec = { package = "parity-scale-codec", version = "2.2.0", default-features = false, features = ["derive", "max-encoded-len"] }
 scale-info = { version = "1.0", default-features = false, features = ["derive"] }
-frame-metadata = { version = "14.2.0", default-features = false, features = ["v14"] }
+frame-metadata = { version = "15.1.0", default-features = false, features = ["v14"] }
 sp-std = { version = "4.0.0", default-features = false, path = "../../primitives/std" }
 sp-io = { version = "4.0.0", default-features = false, path = "../../primitives/io" }
 sp-runtime = { version = "4.0.0", default-features = false, path = "../../primitives/runtime" }