diff --git a/programs/firefox.nix b/programs/firefox.nix
index b697382..f3f0ce9 100644
--- a/programs/firefox.nix
+++ b/programs/firefox.nix
@@ -54,6 +54,8 @@
       # Allow declarative management of extensions
       # See: https://github.com/nix-community/home-manager/pull/6389
       "extensions.webextensions.ExtensionStorageIDB.enabled" = false;
+
+      "browser.tabs.groups.enabled" = true;
     };
   };
 }