diff --git a/src/preloadjs/utils/RequestUtils.js b/src/preloadjs/utils/RequestUtils.js
index 87a2136..e48cb92 100644
--- a/src/preloadjs/utils/RequestUtils.js
+++ b/src/preloadjs/utils/RequestUtils.js
@@ -107,7 +107,6 @@
 				return createjs.Types.IMAGE;
 			case "ogg":
 			case "mp3":
-			case "webm":
 			case "aac":
 				return createjs.Types.SOUND;
 			case "mp4":