diff --git a/Web/html/body/bilibili/video.html b/Web/html/body/bilibili/video.html
index 5be82c9..b58f7e7 100644
--- a/Web/html/body/bilibili/video.html
+++ b/Web/html/body/bilibili/video.html
@@ -108,7 +108,7 @@
                             stashInitialSize: 512 * 1024,
                             enableStashBuffer: true
                         }
-                        let playType = 'flv'
+                        let playType = 'mp4'
                         if (url.indexOf('_ffmpeg') !== -1) {
                             playType = 'mp4'
                         }