diff --git a/security/Group.php b/security/Group.php
index bf06d8ba1..fb85d8f44 100644
--- a/security/Group.php
+++ b/security/Group.php
@@ -337,7 +337,7 @@ class Group extends DataObject {
 	function onBeforeWrite() {
 		parent::onBeforeWrite();
 
-		if(stripos($this->Code, 'new-') === 0) {
+		if(stripos($this->Code, _t('SecurityAdmin.NEWGROUPPREFIX','new-')) === 0) {
 			$this->setCode($this->Title);
 		}
 	}