diff --git a/website/blog/templates/blog/blog_post_page.html b/website/blog/templates/blog/blog_post_page.html
index be9a782..b960eb9 100644
--- a/website/blog/templates/blog/blog_post_page.html
+++ b/website/blog/templates/blog/blog_post_page.html
@@ -5,15 +5,17 @@
 {% block post_content %}
   {{ block.super }}
 
-  {% cache FRAGMENT_CACHE_TTL|jitter:FRAGMENT_CACHE_TTL_JITTER "similar-content" page.id request.is_preview %}
-    <section class="container similar-content" id="similar-content">
-      <h2 class="subtitle is-size-2">Similar content</h2>
+  {% if not request.is_preview %}
+    {% cache FRAGMENT_CACHE_TTL|jitter:FRAGMENT_CACHE_TTL_JITTER "similar-content" page.id request.is_preview %}
+      <section class="container similar-content" id="similar-content">
+        <h2 class="subtitle is-size-2">Similar content</h2>
 
-      {% for page in page.get_similar_posts %}
-        {% block listing_item %}
-          {% include "common/listing-item.html" %}
-        {% endblock %}
-      {% endfor %}
-    </section>
-  {% endcache %}
+        {% for page in page.get_similar_posts %}
+          {% block listing_item %}
+            {% include "common/listing-item.html" %}
+          {% endblock %}
+        {% endfor %}
+      </section>
+    {% endcache %}
+  {% endif %}
 {% endblock %}