diff --git a/libfreerdp/core/transport.c b/libfreerdp/core/transport.c
index e048dfaea..92611d285 100644
--- a/libfreerdp/core/transport.c
+++ b/libfreerdp/core/transport.c
@@ -303,7 +303,7 @@ static BOOL transport_default_connect_tls(rdpTransport* transport)
 
 	tls->hostname = settings->ServerHostname;
 	tls->serverName = settings->UserSpecifiedServerName;
-	tls->port = settings->ServerPort;
+	tls->port = MIN(UINT16_MAX, settings->ServerPort);
 
 	if (tls->port == 0)
 		tls->port = 3389;