diff --git a/configuration.nix b/configuration.nix
index 7f0031c..ed3de49 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -139,7 +139,7 @@ in {
         ];
         groups = ["wheel"];
       }
-    ];;
+    ];;;
   };
 
   # Install firefox.