diff --git a/message/output/jabber/message_output_jabber.php b/message/output/jabber/message_output_jabber.php
index c4c997466b6..199e2aad849 100644
--- a/message/output/jabber/message_output_jabber.php
+++ b/message/output/jabber/message_output_jabber.php
@@ -73,6 +73,9 @@ class message_output_jabber extends message_output {
 
         $conn = new XMPPHP_XMPP($CFG->jabberhost,$CFG->jabberport,$CFG->jabberusername,$CFG->jabberpassword,'moodle',$CFG->jabberserver);
 
+        // No need to track the presence during the sending message process.
+        $conn->track_presence = false;
+
         try {
             //$conn->useEncryption(false);
             $conn->connect();