diff --git a/tildes/tildes/templates/topic.jinja2 b/tildes/tildes/templates/topic.jinja2
index fa08a6f..93791a7 100644
--- a/tildes/tildes/templates/topic.jinja2
+++ b/tildes/tildes/templates/topic.jinja2
@@ -142,7 +142,7 @@
   <div class="toast toast-warning">This topic is locked. New comments can not be posted.</div>
 {% endif %}
 
-{% if topic.num_comments > 0 %}
+{% if comments %}
   <section class="topic-comments">
     <header class="topic-comments-header">
       <h2>