diff --git a/Cargo.lock b/Cargo.lock
index eda708eae17..d2830350251 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1807,9 +1807,9 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "0.14.22"
+version = "0.14.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abfba89e19b959ca163c7752ba59d737c1ceea53a5d31a149c805446fc958064"
+checksum = "034711faac9d2166cb1baf1a2fb0b60b1f277f8492fd72176c17f3515e1abd3c"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -3935,9 +3935,9 @@ checksum = "a507befe795404456341dfab10cef66ead4c041f62b8b11bbb92bffe5d0953e0"
 
 [[package]]
 name = "socket2"
-version = "0.4.4"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "66d72b759436ae32898a2af0a14218dbf55efde3feeb170eb623637db85ee1e0"
+checksum = "02e2d2db9033d13a1567121ddd7a095ee144db4e1ca1b1bda3419bc0da294ebd"
 dependencies = [
  "libc",
  "winapi",
diff --git a/zebra-rpc/Cargo.toml b/zebra-rpc/Cargo.toml
index 5f80acd4802..5509bf73aaf 100644
--- a/zebra-rpc/Cargo.toml
+++ b/zebra-rpc/Cargo.toml
@@ -19,7 +19,7 @@ chrono = { version = "0.4.22", default-features = false, features = ["clock", "s
 futures = "0.3.25"
 
 # lightwalletd sends JSON-RPC requests over HTTP 1.1
-hyper = { version = "0.14.22", features = ["http1", "server"] }
+hyper = { version = "0.14.23", features = ["http1", "server"] }
 
 jsonrpc-core = "18.0.0"
 jsonrpc-derive = "18.0.0"
diff --git a/zebrad/Cargo.toml b/zebrad/Cargo.toml
index c3f78d5d3eb..95db9b38964 100644
--- a/zebrad/Cargo.toml
+++ b/zebrad/Cargo.toml
@@ -131,7 +131,7 @@ inferno = { version = "0.11.12", default-features = false, optional = true }
 tracing-journald = { version = "0.3.0", optional = true }
 
 # prod feature filter-reload
-hyper = { version = "0.14.22", features = ["http1", "http2", "server"], optional = true }
+hyper = { version = "0.14.23", features = ["http1", "http2", "server"], optional = true }
 
 # prod feature prometheus
 metrics-exporter-prometheus = { version = "0.11.0", default-features = false, features = ["http-listener"], optional = true }
@@ -166,7 +166,7 @@ semver = "1.0.14"
 serde_json = { version = "1.0.87", features = ["preserve_order"] }
 tempfile = "3.3.0"
 
-hyper = { version = "0.14.22", features = ["http1", "http2", "server"]}
+hyper = { version = "0.14.23", features = ["http1", "http2", "server"]}
 reqwest = "0.11.12"
 
 tokio = { version = "1.21.2", features = ["full", "tracing", "test-util"] }