diff --git a/README.md b/README.md
index dc58ab5..c5ae9a1 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,7 @@
 Custom projectile system for GameMaker.
 Makes it easier to make 3d particles.
 
-![](images/demo.mp4)
+<video width="320" height="240" controls>
+  <source src="images/demo.mp4" type="video/mp4">
+  Your browser does not support the video tag.
+</video>