diff --git a/modules/zerotierone/default.nix b/modules/zerotierone/default.nix
index b53140d..6943d00 100644
--- a/modules/zerotierone/default.nix
+++ b/modules/zerotierone/default.nix
@@ -10,7 +10,7 @@ in {
     services.zerotierone.enable = true;
     services.zerotierone.joinNetworks = [ "9e1948db638e9f93" ] ++ lib.optional (config.networking.hostName == "kuraokami") "7c31a21e86f9a75c";
     services.zerotierone.port = 9993;
-    environment.systemPackages = with pkgs; lib.optinal config.jopejoe1.gui.enable moonlight-qt;
+    environment.systemPackages = with pkgs; lib.optional config.jopejoe1.gui.enable moonlight-qt;
   };
 }