diff --git a/public/css/icinga/layout-structure.less b/public/css/icinga/layout-structure.less
index 3a8713a38..5b5eee5ef 100644
--- a/public/css/icinga/layout-structure.less
+++ b/public/css/icinga/layout-structure.less
@@ -331,8 +331,7 @@ html {
   position: absolute;
 }
 
-/* TODO: replace this with .error */
-.fileNotReadable {
+.message-error {
   padding: 0.5em;
   background-color: @colorCritical;
   font-weight: bold;