diff --git a/packages/nixpak/modules/gui-base.nix b/packages/nixpak/modules/gui-base.nix
index b1dac48..f1ecc20 100644
--- a/packages/nixpak/modules/gui-base.nix
+++ b/packages/nixpak/modules/gui-base.nix
@@ -44,6 +44,7 @@ in
       env = {
         XDG_DATA_DIRS = lib.makeSearchPath "share" [
           pkgs.gnome.adwaita-icon-theme
+          pkgs.gnome-themes-extra
           pkgs.shared-mime-info
         ];
         XCURSOR_PATH = lib.concatStringsSep ":" [