diff --git a/app/xml_cdr/resources/classes/xml_cdr.php b/app/xml_cdr/resources/classes/xml_cdr.php
index b86acd3ab7..3a753c2af4 100644
--- a/app/xml_cdr/resources/classes/xml_cdr.php
+++ b/app/xml_cdr/resources/classes/xml_cdr.php
@@ -33,13 +33,17 @@
 if (!class_exists('xml_cdr')) {
 	class xml_cdr {
 
-		//define variables
+		/**
+		 * define variables
+		 */
 		public $db;
 		public $array;
 		public $debug;
 		public $fields;
 
-		//user summary
+		/**
+		 * user summary
+		 */
 		public $domain_uuid;
 		public $quick_select;
 		public $start_stamp_begin;