diff --git a/configuration.nix b/configuration.nix
index 7f58b17..2997cf4 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -55,7 +55,7 @@
   services.xserver.enable = true;
   services.displayManager.sddm = {
     enable = true;
-    extraPackages = pkgs.kdePackages.sddm-kcm;
+    extraPackages = [ pkgs.kdePackages.sddm-kcm ];
     wayland.enable = true;
     enableHidpi = true;
   };