diff --git a/README.md b/README.md
index ac5c506..4eaa92d 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 
 ## Demo
 <video width="320" height="240" controls>
-  <source src="docs/mic-master-flex-demo.mov" type="video/mp4">
+  <source src="docs/mic-master-flex-demo.mp4" type="video/mp4">
 </video>
 
 ## 🚀 Project Structure
diff --git a/docs/mic-master-flex-demo.mov b/docs/mic-master-flex-demo.mp4
similarity index 100%
rename from docs/mic-master-flex-demo.mov
rename to docs/mic-master-flex-demo.mp4