diff --git a/pkgs/tools/text/kdiff3/default.nix b/pkgs/tools/text/kdiff3/default.nix
index e199d77e2265..bd76b89ccf74 100644
--- a/pkgs/tools/text/kdiff3/default.nix
+++ b/pkgs/tools/text/kdiff3/default.nix
@@ -22,7 +22,7 @@ let
       (fetchpatch {
         name = "git-mergetool.diff"; # see https://gitlab.com/tfischer/kdiff3/merge_requests/2
         url = "https://gitlab.com/vcunat/kdiff3/commit/6106126216.patch";
-        sha256 = "0v638rk05wz51qcqnc6blcp2v74f04wn8ifgzw7qi5vr0yfh775r";
+        sha256 = "16xqc24y8bg8gzkdbwapiwi68rzqnkpz4hgn586mi01ngig2fd7y";
       })
     ];
     patchFlags = "-p 2";