diff --git a/includes/common.php b/includes/common.php
index 5050ac9ce..804ceecee 100644
--- a/includes/common.php
+++ b/includes/common.php
@@ -76,7 +76,7 @@ function gethostosbyid($id) {
 
 function safename($name) 
 {
-  return preg_replace('/[^a-zA-Z0-9,._\+\()\-]/', '_', $name);
+  return preg_replace('/[^a-zA-Z0-9,._\+\(\)\-]/', '_', $name);
 }