diff --git a/core/modules/comment/templates/comment.html.twig b/core/modules/comment/templates/comment.html.twig
index 9521e9a..c79e186 100644
--- a/core/modules/comment/templates/comment.html.twig
+++ b/core/modules/comment/templates/comment.html.twig
@@ -72,7 +72,7 @@
   <mark class="hidden new" data-comment-timestamp="{{ new_indicator_timestamp }}"></mark>
 
   {% if title %}
-    <h3{{ title_attributes }}>{{ title }}</h3
+    <h3{{ title_attributes }}>{{ title }}</h3>
     {{ title_suffix }}
   {% endif %}