diff --git a/README.md b/README.md
index 3fbb5d2f..730d37ea 100644
--- a/README.md
+++ b/README.md
@@ -206,7 +206,7 @@ Note: To animate the rendering, use `requestAnimationFrame` instead of `setTimeo
 Currently, if you need alpha do something like enabling `premultipliedAlpha` with your own gl context:
 ```js
 const canvas = DOM.canvas(500, 500);
-const gl = canvas.getContext('webgl', { premultipliedAlpha: false });
+const gl = canvas.getContext('webgl2', { premultipliedAlpha: false });
 
 const gpu = new GPU({
   canvas,