diff --git a/pkgs/by-name/ha/hanko/package.nix b/pkgs/by-name/ha/hanko/package.nix
index 4b9eff1b10dc..3cc546a630ad 100644
--- a/pkgs/by-name/ha/hanko/package.nix
+++ b/pkgs/by-name/ha/hanko/package.nix
@@ -3,6 +3,7 @@
   fetchFromGitHub,
   installShellFiles,
   rustPlatform,
+  nix-update-script,
 }:
 
 rustPlatform.buildRustPackage rec {
@@ -17,6 +18,10 @@ rustPlatform.buildRustPackage rec {
   };
   cargoHash = "sha256-rlKFS1ppUoyZ1X2PeG8tEB44Ysqi7kCLqR+ECVIdPjs=";
 
+  passthru = {
+    updateScript = nix-update-script { };
+  };
+
   nativeBuildInputs = [ installShellFiles ];
 
   postInstall = ''