diff --git a/pkgs/applications/terminal-emulators/kitty/themes.nix b/pkgs/applications/terminal-emulators/kitty/themes.nix
index 1e5ce0b3f402..ba4ba0756b61 100644
--- a/pkgs/applications/terminal-emulators/kitty/themes.nix
+++ b/pkgs/applications/terminal-emulators/kitty/themes.nix
@@ -1,6 +1,7 @@
 { lib
 , stdenvNoCC
 , fetchFromGitHub
+, unstableGitUpdater
 }:
 
 stdenvNoCC.mkDerivation {
@@ -26,6 +27,10 @@ stdenvNoCC.mkDerivation {
     runHook postInstall
   '';
 
+  passthru.updateScript = unstableGitUpdater {
+    hardcodeZeroVersion = true;
+  };
+
   meta = {
     homepage = "https://github.com/kovidgoyal/kitty-themes";
     description = "Themes for the kitty terminal emulator";