diff --git a/pkgs/development/haskell-modules/configuration-ghc-9.8.x.nix b/pkgs/development/haskell-modules/configuration-ghc-9.8.x.nix
index 5248e2d3ab91..02ac104c0212 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-9.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-9.8.x.nix
@@ -131,8 +131,10 @@ self: super: {
   hip = appendConfigureFlag "--ghc-options=-fsimpl-tick-factor=200" super.hip;
 
   # Fix build with text-2.x.
-  libmpd = appendPatch (pkgs.fetchpatch
-      { url = "https://github.com/vimus/libmpd-haskell/pull/138.patch";
+  libmpd = appendPatch
+    (pkgs.fetchpatch {
+        name = "138.patch"; # https://github.com/vimus/libmpd-haskell/pull/138
+        url = "https://github.com/vimus/libmpd-haskell/compare/95d3b3bab5858d6d1f0e079d0ab7c2d182336acb...f1cbf247261641565a3937b90721f7955d254c5e.patch";
         sha256 = "Q4fA2J/Tq+WernBo+UIMdj604ILOMlIYkG4Pr046DfM=";
       })
     super.libmpd;