diff --git a/flake.lock b/flake.lock
index 0d8a45c663..10237771a6 100644
--- a/flake.lock
+++ b/flake.lock
@@ -3,11 +3,11 @@
     "CHaP": {
       "flake": false,
       "locked": {
-        "lastModified": 1709638907,
-        "narHash": "sha256-kFgmpiV7U3h29zNwCRYLYBcUS7x3aPR185xFKK5zKb8=",
+        "lastModified": 1710206937,
+        "narHash": "sha256-mDSYDYQBqUn7JLoHmPODSEM8IJqPHZhQsUnWNiZmT9M=",
         "owner": "input-output-hk",
         "repo": "cardano-haskell-packages",
-        "rev": "7901eee50274ca3f4b2121e7e5c6c50cd4193c37",
+        "rev": "b1b195027b7a7c5a73b09d13e742ab18e7ecde88",
         "type": "github"
       },
       "original": {