--- a/core/portmanager.lua	Sat Jul 29 01:42:19 2023 +0200
+++ b/core/portmanager.lua	Sat Jul 29 02:00:55 2023 +0200
@@ -50,7 +50,7 @@
 		if port == 5222 or port == 5223 or port == 5269 then
 			friendly_message = "check that Prosody or another XMPP server is "
 				.."not already running and using this port";
-		elseif port == 80 or port == 81 then
+		elseif port == 80 or port == 81 or port == 443 then
 			friendly_message = "check that a HTTP server is not already using "
 				.."this port";
 		elseif port == 5280 then