diff --git a/source/webui/templates/login.tpl b/source/webui/templates/login.tpl
index bba3e64..ce6fe03 100644
--- a/source/webui/templates/login.tpl
+++ b/source/webui/templates/login.tpl
@@ -1,6 +1,6 @@
 {if $authentication_failed}
 
-<div class="data-alert">
+<div class="alert-message error">
     Incorrect username/password combination entered.
 </div>