diff --git a/app/xml_cdr/resources/classes/xml_cdr.php b/app/xml_cdr/resources/classes/xml_cdr.php
index c73788a669..fccf5ec65d 100644
--- a/app/xml_cdr/resources/classes/xml_cdr.php
+++ b/app/xml_cdr/resources/classes/xml_cdr.php
@@ -1048,7 +1048,7 @@ if (!class_exists('xml_cdr')) {
 				$sql .= " hangup_cause, \n";
 				$sql .= " billsec \n";
 				$sql .= " from v_xml_cdr \n";
-				if ($_GET['show'] !== 'all' && permission_exists('xml_cdr_all')) {
+				if (!($_GET['show'] === 'all' && permission_exists('xml_cdr_all'))) {
 					$sql .= " where domain_uuid = :domain_uuid \n";
 				}
 				else {
@@ -1059,12 +1059,12 @@ if (!class_exists('xml_cdr')) {
 
 				$sql .= "where \n";
 				$sql .= "d.domain_uuid = e.domain_uuid \n";
-				if ($_GET['show'] !== 'all' && permission_exists('xml_cdr_all')) {
+				if (!($_GET['show'] === 'all' && permission_exists('xml_cdr_all'))) {
 					$sql .= "and e.domain_uuid = :domain_uuid \n";
 				}
 				$sql .= "group by e.extension, e.domain_uuid, d.domain_uuid, e.number_alias, e.description \n";
 				$sql .= "order by extension asc \n";
-				if ($_GET['show'] !== 'all' && permission_exists('xml_cdr_all')) {
+				if (!($_GET['show'] === 'all' && permission_exists('xml_cdr_all'))) {
 					$parameters['domain_uuid'] = $this->domain_uuid;
 				}
 				$database = new database;
@@ -1218,4 +1218,4 @@ if (!class_exists('xml_cdr')) {
 	} //class
 }
 
-?>
\ No newline at end of file
+?>