diff --git a/modules/sparrow_sovran_systems.nix b/modules/sparrow_sovran_systems.nix
index cbab237..b38a504 100755
--- a/modules/sparrow_sovran_systems.nix
+++ b/modules/sparrow_sovran_systems.nix
@@ -210,8 +210,6 @@ stdenv.mkDerivation rec {
     runHook postInstall
   '';
 
-  passthru.updateScript = ./update.sh;
-
   meta = with lib; {
     description = "A modern desktop Bitcoin wallet application supporting most hardware wallets and built on common standards such as PSBT, with an emphasis on transparency and usability.";
     homepage = "https://sparrowwallet.com";
@@ -224,4 +222,4 @@ stdenv.mkDerivation rec {
     platforms = [ "x86_64-linux" ];
     mainProgram = "sparrow-desktop";
   };
-}
+}
\ No newline at end of file