diff --git a/pkgs/desktops/lxde/core/lxtask/default.nix b/pkgs/desktops/lxde/core/lxtask/default.nix
index 555ecca7b030..004d1986fb05 100644
--- a/pkgs/desktops/lxde/core/lxtask/default.nix
+++ b/pkgs/desktops/lxde/core/lxtask/default.nix
@@ -6,6 +6,7 @@
 , intltool
 , libintl
 , pkg-config
+, gitUpdater
 }:
 
 stdenv.mkDerivation rec {
@@ -32,6 +33,8 @@ stdenv.mkDerivation rec {
 
   configureFlags = [ "--enable-gtk3" ];
 
+  passthru.updateScript = gitUpdater { };
+
   meta = with lib; {
     homepage = "http://lxde.sourceforge.net/";
     description = "Lightweight and desktop independent task manager";