diff --git a/src/video-recorder.js b/src/video-recorder.js
index 4e86d6d..f512703 100644
--- a/src/video-recorder.js
+++ b/src/video-recorder.js
@@ -164,15 +164,11 @@ export default class VideoRecorder extends Component {
 
   componentDidMount () {
     const isInlineRecordingSupported =
-      !!window.MediaSource && !!window.MediaRecorder && !!navigator.mediaDevices
+      !!window.MediaRecorder && !!navigator.mediaDevices
 
     const isVideoInputSupported =
       document.createElement('input').capture !== undefined
 
-    if (isInlineRecordingSupported) {
-      this.mediaSource = new window.MediaSource()
-    }
-
     this.setState(
       {
         isInlineRecordingSupported,