diff --git a/apps/course/templates/course/course_only_lessons.html b/apps/course/templates/course/course_only_lessons.html
index 3ea64dba..a5838e56 100644
--- a/apps/course/templates/course/course_only_lessons.html
+++ b/apps/course/templates/course/course_only_lessons.html
@@ -184,7 +184,7 @@
             <div class="lessons__row">
               {% if lesson.cover %}
               <div class="lessons__preview">
-                <img class="lessons__pic" src="{{ lesson.cover.url }}">
+                <img class="lessons__pic" src="{{ lesson.cover.image.url }}">
               </div>
               {% endif %}
               <div class="lessons__content">{{ lesson.short_description | safe }}</div>