diff --git a/cabal.project b/cabal.project
index c0f53b7dbae..3020e0d5ae9 100644
--- a/cabal.project
+++ b/cabal.project
@@ -43,8 +43,6 @@ source-repository-package
 -- points to a commit in `MAlonzo-code` if you were fiddling with the SRP
 -- as part of your PR.
 index-state:
-  -- Bump this if you need newer packages from Hackage
-  -- Bump this if you need newer packages from CHaP
   , hackage.haskell.org 2025-01-14T00:25:08Z
   , cardano-haskell-packages 2025-01-08T16:35:32Z
 
diff --git a/eras/byron/crypto/cardano-crypto-wrapper.cabal b/eras/byron/crypto/cardano-crypto-wrapper.cabal
index b8f07d1d82a..7907f76ee8f 100644
--- a/eras/byron/crypto/cardano-crypto-wrapper.cabal
+++ b/eras/byron/crypto/cardano-crypto-wrapper.cabal
@@ -89,7 +89,7 @@ library
     cardano-crypto,
     cardano-ledger-binary >=1.3.1,
     cardano-prelude >=0.2.0.0,
-    cryptonite,
+    crypton,
     data-default,
     deepseq,
     formatting,
@@ -143,7 +143,7 @@ test-suite test
     cardano-ledger-binary:{cardano-ledger-binary, testlib},
     cardano-prelude,
     cardano-prelude-test,
-    cryptonite,
+    crypton,
     filepath,
     formatting,
     hedgehog >=1.0.4,
diff --git a/eras/byron/crypto/test/cardano-crypto-test.cabal b/eras/byron/crypto/test/cardano-crypto-test.cabal
index 5d714ac3f4f..52bf5d773b0 100644
--- a/eras/byron/crypto/test/cardano-crypto-test.cabal
+++ b/eras/byron/crypto/test/cardano-crypto-test.cabal
@@ -63,6 +63,6 @@ library
     cardano-ledger-binary:{cardano-ledger-binary, testlib} >=1.3.1,
     cardano-prelude,
     cardano-prelude-test,
-    cryptonite,
+    crypton,
     hedgehog >=1.0.4,
     memory,
diff --git a/eras/byron/ledger/executable-spec/byron-spec-ledger.cabal b/eras/byron/ledger/executable-spec/byron-spec-ledger.cabal
index fb71c3408f5..bfecdbc70fe 100644
--- a/eras/byron/ledger/executable-spec/byron-spec-ledger.cabal
+++ b/eras/byron/ledger/executable-spec/byron-spec-ledger.cabal
@@ -47,7 +47,7 @@ library
     cardano-crypto-class,
     cardano-ledger-binary >=1.0,
     containers,
-    cryptonite,
+    crypton,
     hashable,
     hedgehog >=1.0.4,
     microlens,
diff --git a/eras/byron/ledger/impl/cardano-ledger-byron.cabal b/eras/byron/ledger/impl/cardano-ledger-byron.cabal
index f73b082c330..58390d875a6 100644
--- a/eras/byron/ledger/impl/cardano-ledger-byron.cabal
+++ b/eras/byron/ledger/impl/cardano-ledger-byron.cabal
@@ -248,7 +248,7 @@ library
     cborg,
     containers,
     contra-tracer,
-    cryptonite,
+    crypton,
     digest,
     directory,
     filepath,
diff --git a/libs/cardano-ledger-test/cardano-ledger-test.cabal b/libs/cardano-ledger-test/cardano-ledger-test.cabal
index b0e8314e18f..84baaa7e3dd 100644
--- a/libs/cardano-ledger-test/cardano-ledger-test.cabal
+++ b/libs/cardano-ledger-test/cardano-ledger-test.cabal
@@ -149,7 +149,7 @@ library
     cardano-strict-containers,
     constrained-generators,
     containers,
-    cryptonite,
+    crypton,
     data-default,
     deepseq,
     formatting,