diff --git a/cabal.project b/cabal.project
index f123046966..ae771b6782 100644
--- a/cabal.project
+++ b/cabal.project
@@ -13,7 +13,7 @@ repository cardano-haskell-packages
 -- See CONTRIBUTING for information about these, including some Nix commands
 -- you need to run if you change them
 index-state:
-  , hackage.haskell.org 2024-12-10T16:20:07Z
+  , hackage.haskell.org 2024-12-31T10:16:13Z
   , cardano-haskell-packages 2025-01-08T16:35:32Z
 
 packages:
diff --git a/flake.lock b/flake.lock
index 6740f7f090..a1f9f4a857 100644
--- a/flake.lock
+++ b/flake.lock
@@ -205,11 +205,11 @@
     "hackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1733877006,
-        "narHash": "sha256-rNpSFS/ziUQBPgo6iAbKgU00yRpeCngv215TW0D+kCo=",
+        "lastModified": 1735604901,
+        "narHash": "sha256-yZ2bsZjSAB8ICEuFEBeOJ5mjLtoJb+4N4FDSj94Hduw=",
         "owner": "input-output-hk",
         "repo": "hackage.nix",
-        "rev": "583f569545854160b6bc5606374bf5006a9f6929",
+        "rev": "4b295609db02bd5cf389cb20a3bf52ca320d00f8",
         "type": "github"
       },
       "original": {