diff --git a/modules/member/member.model.php b/modules/member/member.model.php
index 524d545cd..6b98e94ac 100644
--- a/modules/member/member.model.php
+++ b/modules/member/member.model.php
@@ -254,7 +254,7 @@
 
 				// XSS defence
 				$oSecurity = new Security($info);
-				$oSecurity->encodeHTML('user_name', 'nick_name', 'address.');
+				$oSecurity->encodeHTML('user_name', 'nick_name', 'address.', 'group_list.');
 
                 if($extra_vars)
 				{