diff --git a/hosts/plover/modules/services/nginx.nix b/hosts/plover/modules/services/nginx.nix
index 0de3e9a3..eadfab0e 100644
--- a/hosts/plover/modules/services/nginx.nix
+++ b/hosts/plover/modules/services/nginx.nix
@@ -31,7 +31,7 @@
 
   networking.firewall.allowedTCPPorts = [
     80 # HTTP servers.
-    433 # HTTPS servers.
+    443 # HTTPS servers.
   ];
 
   # Some fail2ban policies to apply for nginx.