diff --git a/www/conservancy/templates/frontpage.html b/www/conservancy/templates/frontpage.html
index e1bce6a1..d9585c27 100644
--- a/www/conservancy/templates/frontpage.html
+++ b/www/conservancy/templates/frontpage.html
@@ -39,8 +39,8 @@ strategies that defend FOSS (such as copyleft). <a href="/about" class="orange">
   <section class="w-30-ns mh2 pa3 bg-light-blue ba b--gray">
     <h2 class="f4 ttu">FOSSY 2023 Includes Keynote Panel Discussion on RHEL</h2>
 <video style="width: 75%; height: auto;" controls="" poster="/videos/2023-07-14_FOSSY-2023_RHEL-Keynote-Panel_thumbnail.png"> id="rhel_vid">
-  <source src="/videos/2023-07-14_FOSSY-2023_RHEL-Keynote-Panel.webm">
-  <a href="/videos/2023-07-14_FOSSY-2023_RHEL-Keynote-Panel.webm">Download the talk video</a>
+  <source src="/videos/2023-07-14_FOSSY-2023_RHEL-Keynote-Panel.mp4">
+  <a href="/videos/2023-07-14_FOSSY-2023_RHEL-Keynote-Panel.mp4">Download the talk video</a>
   or <a href="https://youtu.be/PFMPjt_RgXA">watch on YouTube</a>
 </video>
 <script>