diff --git a/agaric/templates/content/comment.html.twig b/agaric/templates/content/comment.html.twig
index e310544..043a4e7 100644
--- a/agaric/templates/content/comment.html.twig
+++ b/agaric/templates/content/comment.html.twig
@@ -94,7 +94,7 @@
   <div class="media-content">
     {% if title %}
       {{ title_prefix }}
-      <h3{{ title_attributes.addClass('title', 'is-5') }}>{{ title }}</h3>
+      <h3{{ title_attributes.addClass('title', 'is-5') }}>{{ title|striptags }}</h3>
       {{ title_suffix }}
     {% endif %}
     {{ content }}