diff --git a/wpo-ips-default-templates.php b/wpo-ips-default-templates.php
index e0183df..4c8e852 100644
--- a/wpo-ips-default-templates.php
+++ b/wpo-ips-default-templates.php
@@ -26,6 +26,13 @@ class WPO_IPS_Default_Templates {
 		 */
 		public $version = '1.0.2';
 		
+		/**
+		 * Main instance
+		 *
+		 * @var WPO_IPS_Default_Templates
+		 */
+		protected static $_instance = null;
+		
 		/**
 		 * Main instance
 		 */