diff --git a/app/destinations/destination_edit.php b/app/destinations/destination_edit.php
index b3731dcf83..f5ba0c6f29 100644
--- a/app/destinations/destination_edit.php
+++ b/app/destinations/destination_edit.php
@@ -161,7 +161,7 @@
 			if (strlen($destination_enabled) == 0) { $msg .= $text['message-required']." ".$text['label-destination_enabled']."<br>\n"; }
 
 		//check for duplicates
-			if ($destination_type == 'inbound' && $destination_number != $db_destination_number) {
+			if ($destination_type == 'inbound' && $destination_number != $db_destination_number && $_SESSION['destinations']['unique']['boolean'] == 'true') {
 				$sql = "select count(*) from v_destinations ";
 				$sql .= "where (destination_number = :destination_number or destination_prefix || destination_number = :destination_number) ";
 				$sql .= "and destination_type = 'inbound' ";