diff --git a/modules/nixos/multimedia/web/firefox/preferences.nix b/modules/nixos/multimedia/web/firefox/preferences.nix
index a1197fc..14613d4 100644
--- a/modules/nixos/multimedia/web/firefox/preferences.nix
+++ b/modules/nixos/multimedia/web/firefox/preferences.nix
@@ -1,10 +1,11 @@
 let
-  mkPreferences = prefs: builtins.concatStringsSep
+  mkPrefs = prefs: builtins.concatStringsSep 
     "\n"
-    (builtins.mapAttrs
-      (name: value: "user_pref(\"${name}\", \"${value}\");"));
+    (builtins.attrValues
+      (builtins.mapAttrs
+        (n: v: ''user_pref("${n}", "${v}");'') prefs));
 in 
-  mkPreferences {
+  mkPrefs {
     prefs = {
       "browser.urlbar.suggest.topsites" = false;
     };