diff --git a/framework/helper.class.php b/framework/helper.class.php
index 3ad3cd4499..4117b34618 100644
--- a/framework/helper.class.php
+++ b/framework/helper.class.php
@@ -400,7 +400,7 @@ class helper
         $files = array();
         $dir = realpath($dir);
         if(is_dir($dir)) $files = glob($dir . DIRECTORY_SEPARATOR . '*' . $pattern);
-        return $files;
+        return empty($files) ? array() : $files;
     }
 
     /**