diff --git a/cabal.project b/cabal.project
index c20dd43533..6273f15c6b 100644
--- a/cabal.project
+++ b/cabal.project
@@ -14,7 +14,7 @@ repository cardano-haskell-packages
 -- you need to run if you change them
 index-state:
   , hackage.haskell.org 2024-12-24T12:56:48Z
-  , cardano-haskell-packages 2025-01-08T16:35:32Z
+  , cardano-haskell-packages 2025-02-11T19:10:21Z
 
 packages:
     cardano-api
diff --git a/cardano-api/cardano-api.cabal b/cardano-api/cardano-api.cabal
index c97be6e6ff..b8e7f47036 100644
--- a/cardano-api/cardano-api.cabal
+++ b/cardano-api/cardano-api.cabal
@@ -146,7 +146,7 @@ library
     ordered-containers,
     ouroboros-consensus ^>=0.22,
     ouroboros-consensus-cardano ^>=0.21,
-    ouroboros-consensus-diffusion ^>=0.19,
+    ouroboros-consensus-diffusion ^>=0.19 || ^>=0.20,
     ouroboros-consensus-protocol ^>=0.10,
     ouroboros-network,
     ouroboros-network-api ^>=0.12,
diff --git a/flake.lock b/flake.lock
index 372376d5d1..7d46fc724d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -3,11 +3,11 @@
     "CHaP": {
       "flake": false,
       "locked": {
-        "lastModified": 1736355014,
-        "narHash": "sha256-2eKlS3k8Up/2oxDSBrw5aoXHFhBq+WV1HwjWwjetom4=",
+        "lastModified": 1739302347,
+        "narHash": "sha256-Hm3Kp8i3rbA72dinxSx6jNjeFCgdYBwz5XDyCiPC0Fo=",
         "owner": "intersectmbo",
         "repo": "cardano-haskell-packages",
-        "rev": "b7f0f0885cd6f507cc767263488f4a07ebdd79d1",
+        "rev": "33f3dc5f14a2f6f8a0ca35cda2956774eeddaf1d",
         "type": "github"
       },
       "original": {