diff --git a/apps/gui/firefox.nix b/apps/gui/firefox.nix
index c9c80d1..2aa1f0d 100644
--- a/apps/gui/firefox.nix
+++ b/apps/gui/firefox.nix
@@ -7,6 +7,7 @@
       extensions = with pkgs.nur.repos.rycee.firefox-addons; [
         bitwarden
         clearurls
+        multi-account-containers
         refined-github
         ublock-origin
       ];