diff --git a/public/resources/css/module/_api.scss b/public/resources/css/module/_api.scss
index 7ba17787f9..243ac5596a 100644
--- a/public/resources/css/module/_api.scss
+++ b/public/resources/css/module/_api.scss
@@ -1,7 +1,7 @@
 @mixin icon {
   line-height: 14px;
   &.decorator:before {
-    content: 'A';
+    content: '@';
     background: $blueberry;
   }
   &.directive:before {