diff --git a/pkgs/development/haskell-modules/default.nix b/pkgs/development/haskell-modules/default.nix
index 19940bd70bea..9020f1ee4671 100644
--- a/pkgs/development/haskell-modules/default.nix
+++ b/pkgs/development/haskell-modules/default.nix
@@ -6,12 +6,13 @@
 
 let
 
-  allCabalFiles = pkgs.fetchFromGitHub {
-     owner = "commercialhaskell";
-     repo = "all-cabal-hashes";
-     rev = "72f1318540eff69544eb8c14a16f630d0c5448b8";
-     sha256 = "1czi1rajk2726mqrw3qp7a43h26acbjw54ll3ns063yzg9hg469m";
-   };
+  allCabalFiles = stdenv.mkDerivation {
+    name = "all-cabal-hashes-0";
+    buildCommand = ''
+      mkdir -p $out
+      tar -C $out --strip-components=1 -x -f ${builtins.fetchurl "https://github.com/commercialhaskell/all-cabal-hashes/archive/hackage.tar.gz"}
+    '';
+  };
 
   inherit (stdenv.lib) fix' extends;