diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index dd66e6b92ee..ae15d200752 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7144,7 +7144,7 @@ let
 
   icecatXulrunner3 = lowPrio (import ../applications/networking/browsers/icecat-3 {
     application = "xulrunner";
-    inherit fetchurl stdenv pkgconfig perl zip libjpeg libpng zlib cairo
+    inherit fetchurl stdenv xz pkgconfig perl zip libjpeg libpng zlib cairo
       python dbus dbus_glib freetype fontconfig bzip2 xlibs alsaLib;
     inherit (gnome) libIDL libgnomeui gnomevfs gtk pango;
     inherit (pythonPackages) ply;