diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 86ebbb599290..5d742679fb97 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -27,8 +27,8 @@ self: super: {
     process = self.process_1_6_20_0;
   }));
 
-  Cabal_3_12_0_0 = doDistribute (super.Cabal_3_12_0_0.override ({
-    Cabal-syntax = self.Cabal-syntax_3_12_0_0;
+  Cabal_3_12_1_0 = doDistribute (super.Cabal_3_12_1_0.override ({
+    Cabal-syntax = self.Cabal-syntax_3_12_1_0;
   } // lib.optionalAttrs (lib.versionOlder self.ghc.version "9.2.5") {
     # Use process core package when possible
     process = self.process_1_6_20_0;
diff --git a/pkgs/top-level/release-haskell.nix b/pkgs/top-level/release-haskell.nix
index 62fedeead0f6..2b5e27bd5460 100644
--- a/pkgs/top-level/release-haskell.nix
+++ b/pkgs/top-level/release-haskell.nix
@@ -514,12 +514,10 @@ let
       cabal-install = lib.subtractLists [
         compilerNames.ghc9101
       ] released;
-      Cabal_3_10_3_0 = lib.subtractLists [
-        compilerNames.ghc9101
-      ] released;
-      Cabal-syntax_3_10_3_0 = lib.subtractLists [
-        compilerNames.ghc9101
-      ] released;
+      Cabal_3_10_3_0 = released;
+      Cabal-syntax_3_10_3_0 = released;
+      Cabal_3_12_1_0 = released;
+      Cabal-syntax_3_12_1_0 = released;
       cabal2nix = lib.subtractLists [
         compilerNames.ghc9101
       ] released;