diff --git a/resources/switch.php b/resources/switch.php
index f308550930..2ceaf36a64 100644
--- a/resources/switch.php
+++ b/resources/switch.php
@@ -1,5 +1,4 @@
 <?php
-/*
 	FusionPBX
 	Version: MPL 1.1
 
@@ -174,7 +173,9 @@ function save_setting_xml() {
 			$xml .= "    <param name=\"listen-ip\" value=\"" . $event_socket_ip_address . "\"/>\n";
 			$xml .= "    <param name=\"listen-port\" value=\"" . $row['event_socket_port'] . "\"/>\n";
 			$xml .= "    <param name=\"password\" value=\"" . $row['event_socket_password'] . "\"/>\n";
-			$xml .= "    <param name=\"apply-inbound-acl\" value=\"" . $row['event_socket_acl'] . "\"/>\n";
+			if (strlen($row['event_socket_acl']) > 0) {
+				$xml .= "    <param name=\"apply-inbound-acl\" value=\"" . $row['event_socket_acl'] . "\"/>\n";
+			}
 			$xml .= "  </settings>\n";
 			$xml .= "</configuration>";
 			fwrite($fout, $xml);