diff --git a/_uh323/2025-04-30-flipbook.md b/_uh323/2025-04-30-flipbook.md
index 93c5318..b0cda1b 100644
--- a/_uh323/2025-04-30-flipbook.md
+++ b/_uh323/2025-04-30-flipbook.md
@@ -30,7 +30,7 @@ It turns out that having to work with image processing has some advantages. I wr
 
 Cutting out, we see the assembled flipbook
 
-<video>
+<video width="640" controls>
   <source src="/assets/uh323/flipbook/flipbook.mp4" type="video/mp4">
   Your browser does not support the video tag.
 </video>