diff --git a/htdocs/emailcollector/class/emailcollector.class.php b/htdocs/emailcollector/class/emailcollector.class.php
index ba4db5d1b91..420a26ce564 100644
--- a/htdocs/emailcollector/class/emailcollector.class.php
+++ b/htdocs/emailcollector/class/emailcollector.class.php
@@ -778,8 +778,6 @@ class EmailCollector extends CommonObject
 	 */
 	public function getConnectStringIMAP()
 	{
-		global $conf;
-
 		// Connect to IMAP
 		$flags = '/service=imap'; // IMAP
 		if (getDolGlobalString('IMAP_FORCE_TLS')) {