diff --git a/pkgs/tools/misc/patdiff/default.nix b/pkgs/tools/misc/patdiff/default.nix
index 908da587d4b..98907ad4b82 100644
--- a/pkgs/tools/misc/patdiff/default.nix
+++ b/pkgs/tools/misc/patdiff/default.nix
@@ -4,7 +4,7 @@ with ocamlPackages;
 
 janePackage {
   name = "patdiff";
-  hash = "15b6nkmd2z07j4nnmkb2g6qn3daw2xmmz3lgswkj03v29ffib014";
+  hash = "04kl9h7j3pzpyic8p34b8i9vpf6qn7ixp077d8i44cpbymdqdn96";
   buildInputs = [ core_extended expect_test_helpers patience_diff ocaml_pcre ];
   meta = {
     description = "File Diff using the Patience Diff algorithm";