diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index be1843d..8109556 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -126,7 +126,7 @@
       openssh.authorizedKeys.keys = [
         # TODO: Add your SSH public key(s) here, if you plan on using SSH to connect
       ];
-      extraGroups = ["wheel", "networkmanager"];
+      extraGroups = ["wheel" "networkmanager"];
     };
   };