diff --git a/libs/ardour/session_transport.cc b/libs/ardour/session_transport.cc
index 1c9293c760..ce9f4fe35b 100644
--- a/libs/ardour/session_transport.cc
+++ b/libs/ardour/session_transport.cc
@@ -1035,8 +1035,9 @@ Session::locate (framepos_t target_frame, bool with_roll, bool with_flush, bool
 	 */
 
 	bool transport_was_stopped = !transport_rolling();
-	
-	if (transport_was_stopped && (!auto_play_legal || !config.get_auto_play()) && !with_roll && !(synced_to_engine() && play_loop)) {
+
+	if (transport_was_stopped && (!auto_play_legal || !config.get_auto_play()) && !with_roll && !(synced_to_engine() && play_loop) &&
+	    (Profile->get_trx() && !(config.get_external_sync() && !synced_to_engine()))) {
 		realtime_stop (false, true); // XXX paul - check if the 2nd arg is really correct
 		transport_was_stopped = true;
 	} else {