diff --git a/td.go b/td.go
index 5cca662..27314ef 100644
--- a/td.go
+++ b/td.go
@@ -23,6 +23,7 @@ func ListenMe(c *tdlib.Client) {
 	receiver := c.AddEventReceiver(&tdlib.UpdateNewMessage{}, eventFilter, 100)
 	for _ = range receiver.Chan {
 		lastOwnTDMsg = time.Now()
+		log.Printf("ListenMe : lastOwnTDMsg updated.\n")
 	}
 }