diff --git a/domain-coloring/index.html b/domain-coloring/index.html
index e47d91c7..2ce9e294 100644
--- a/domain-coloring/index.html
+++ b/domain-coloring/index.html
@@ -138,7 +138,7 @@ <h3 id="intro">Introduction</h3>
 
       
         <div style="text-align: center;margin-bottom: 30px;">
-          <iframe width="560" height="315" src="https://www.youtube.com/embed/DKSIXRK6iaM?si=L4VE6jDY3swM8Hb9" title="YouTube video player" 
+          <iframe width="560" height="315" src="https://www.youtube.com/embed/MpxA1YIoEyA?si=P2gYwM3VH2TSJcb5" title="YouTube video player" 
           frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" 
           referrerpolicy="strict-origin-when-cross-origin" allowfullscreen>
           </iframe>