diff --git a/configuration.nix b/configuration.nix
index f84cf90..62ccfc0 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -139,7 +139,7 @@
 
   # List services that you want to enable:
 
-  networking.firewall.allowedTCPPorts = [ 80 443 22 25565, 25566 ];
+  networking.firewall.allowedTCPPorts = [ 80 443 22 25565  25566 ];
 
   services.nginx = {
     enable = true;