diff --git a/modules/home-manager/gtk.nix b/modules/home-manager/gtk.nix
index bcef4779..9279fb78 100644
--- a/modules/home-manager/gtk.nix
+++ b/modules/home-manager/gtk.nix
@@ -122,10 +122,10 @@ in
     (mkIf enable {
       gtk.theme =
         let
-          gtkTweaks = if cfg.tweaks == [ ] then "default" else (concatStringsSep "," cfg.tweaks);
+          gtkTweaks = if cfg.tweaks == [ ] then "" else (concatStrings [ "+" (concatStringsSep "," cfg.tweaks) ]);
         in
         {
-          name = "catppuccin-${cfg.flavor}-${cfg.accent}-${cfg.size}+${gtkTweaks}";
+          name = "catppuccin-${cfg.flavor}-${cfg.accent}-${cfg.size}${gtkTweaks}";
           package = pkgs.catppuccin-gtk.override {
             inherit (cfg) size tweaks;
             accents = [ cfg.accent ];