diff --git a/pkgs/by-name/_6/_64gram/package.nix b/pkgs/by-name/_6/_64gram/package.nix
index e8a28081c040..959a2ad5d17e 100644
--- a/pkgs/by-name/_6/_64gram/package.nix
+++ b/pkgs/by-name/_6/_64gram/package.nix
@@ -2,6 +2,7 @@
 , stdenv
 , fetchFromGitHub
 , telegram-desktop
+, nix-update-script
 }:
 
 telegram-desktop.overrideAttrs (old: rec {
@@ -17,6 +18,8 @@ telegram-desktop.overrideAttrs (old: rec {
     hash = "sha256-QWHC1NAAKpH9zU7cplCW2rNYckY87bpU7MEZ1ytSi58=";
   };
 
+  passthru.updateScript = nix-update-script {};
+
   meta = with lib; {
     description = "An unofficial Telegram Desktop providing Windows 64bit build and extra features";
     license = licenses.gpl3Only;