diff --git a/core/modules/user/templates/username.html.twig b/core/modules/user/templates/username.html.twig
index 6a8486b..5d4f2f7 100644
--- a/core/modules/user/templates/username.html.twig
+++ b/core/modules/user/templates/username.html.twig
@@ -21,10 +21,5 @@
 {% if link_path -%}
   <a{{ attributes }}>{{ name }}{{ extra }}</a>
 {%- else -%}
-  {#-
-    Modules may have added important attributes so they must be included
-    in the output. Additional classes may be added as array elements like
-    {% set attributes.class = attributes.class|merge(["myclass"]) %}
-  -#}
   <span{{ attributes }}>{{ name }}{{ extra }}</span>
 {%- endif -%}