diff --git a/frontends/ycdl_flask/templates/channel.html b/frontends/ycdl_flask/templates/channel.html
index e8ddd0e..00606a3 100644
--- a/frontends/ycdl_flask/templates/channel.html
+++ b/frontends/ycdl_flask/templates/channel.html
@@ -208,7 +208,7 @@ https://stackoverflow.com/a/35153397
         onclick="return onclick_select(event);"
         class="video_card video_card_{{video.state}}"
         >
-            <img class="video_thumbnail" loading="lazy" src="http://i3.ytimg.com/vi/{{video.id}}/default.jpg" height="100px">
+            <img class="video_thumbnail" loading="lazy" src="https://i3.ytimg.com/vi/{{video.id}}/default.jpg" height="100px">
             <div class="video_details">
             <a class="video_title" href="https://www.youtube.com/watch?v={{video.id}}">{{video.published_string}} - {{video.title}}</a>
             <span>({{video.duration | seconds_to_hms}})</span>