diff --git a/home-manager/modules/firefox/default.nix b/home-manager/modules/firefox/default.nix
index 95ec3f1..27c038e 100644
--- a/home-manager/modules/firefox/default.nix
+++ b/home-manager/modules/firefox/default.nix
@@ -84,7 +84,12 @@ in
   config = mkIf cfg.enable {
     programs.firefox = {
       enable = true;
-      package = pkgs.firefox;
+      package = pkgs.firefox.override {
+        cfg = {
+          enableGnomeExtensions = true;
+          enableSpeechSynthesisSupport = true;
+        };
+      };
 
       profiles = {
         private = {