diff --git a/admin/survey/ajax.php b/admin/survey/ajax.php
index 12f9b55ae..a31cdf8e9 100644
--- a/admin/survey/ajax.php
+++ b/admin/survey/ajax.php
@@ -14,6 +14,10 @@ if (isDebug()){
 	error_reporting(E_ALL ^ E_NOTICE);
 	ini_set('display_errors', '1');
 }
+else{
+    error_reporting(E_ALL ^ E_NOTICE ^ E_STRICT);
+    ini_set('display_errors', '0');
+}
 
 Common::start();