diff --git a/templates/course/edit_lesson.html b/templates/course/edit_lesson.html
index 2cfe84b..b8e4e41 100644
--- a/templates/course/edit_lesson.html
+++ b/templates/course/edit_lesson.html
@@ -14,6 +14,15 @@
 
 {% block js_media %}
   {{ form.media.js }}
+  <script>
+    $(function() {
+      setTimeout(function() {
+        if ('DjangoPagedown' in window) {
+          DjangoPagedown.init();
+        }
+      }, 3000);
+    });
+  </script>
 {% endblock %}
 
 {% block middle_content %}