diff --git a/pkgs/development/python-modules/xkcdpass/default.nix b/pkgs/development/python-modules/xkcdpass/default.nix
index 10eea5025117..5b253d3260a8 100644
--- a/pkgs/development/python-modules/xkcdpass/default.nix
+++ b/pkgs/development/python-modules/xkcdpass/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   patches = [
     (fetchpatch {
+      name = "fix-non-deterministic-test.patch";
       url = "https://github.com/redacted/XKCD-password-generator/commit/72d174a82822af1934c94de1b66fd956230142f5.patch";
       hash = "sha256-GES40GHM0+Zx8bRceCy9/fOHJVlWZ7TCLfzhZczjfTE=";
     })