diff --git a/config/firefox/extensions.nix b/config/firefox/extensions.nix
index a376b9e..746da95 100644
--- a/config/firefox/extensions.nix
+++ b/config/firefox/extensions.nix
@@ -25,6 +25,7 @@ args:
         ublock-origin
         vimium
         darkreader
+        cookies-txt
       ]
     else [])
     ++ (if zotero-connector != null then [ zotero-connector ] else []);