diff --git a/pkgs/by-name/ck/ckan/package.nix b/pkgs/by-name/ck/ckan/package.nix
index 14fce13de723..c0fd0e588c6f 100644
--- a/pkgs/by-name/ck/ckan/package.nix
+++ b/pkgs/by-name/ck/ckan/package.nix
@@ -9,6 +9,7 @@
   imagemagick,
   copyDesktopItems,
   makeDesktopItem,
+  nix-update-script,
 }:
 
 stdenv.mkDerivation rec {
@@ -75,6 +76,8 @@ stdenv.mkDerivation rec {
     })
   ];
 
+  passthru.updateScript = nix-update-script { };
+
   meta = with lib; {
     description = "Mod manager for Kerbal Space Program";
     mainProgram = "ckan";