diff --git a/app/src/main/java/com/fongmi/android/tv/player/exo/ExoUtil.java b/app/src/main/java/com/fongmi/android/tv/player/exo/ExoUtil.java
index 5f382e51a..bc139889e 100644
--- a/app/src/main/java/com/fongmi/android/tv/player/exo/ExoUtil.java
+++ b/app/src/main/java/com/fongmi/android/tv/player/exo/ExoUtil.java
@@ -44,7 +44,7 @@ public class ExoUtil {
     }
 
     public static LoadControl buildLoadControl() {
-        return new DefaultLoadControl.Builder().setBufferDurationsMs(DefaultLoadControl.DEFAULT_MIN_BUFFER_MS * Setting.getBuffer(), DefaultLoadControl.DEFAULT_MAX_BUFFER_MS * Setting.getBuffer(), DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_MS, DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_AFTER_REBUFFER_MS).setBackBuffer(30000, true).build();
+        return new DefaultLoadControl.Builder().setBufferDurationsMs(DefaultLoadControl.DEFAULT_MIN_BUFFER_MS * Setting.getBuffer(), DefaultLoadControl.DEFAULT_MAX_BUFFER_MS * Setting.getBuffer(), DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_MS, DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_AFTER_REBUFFER_MS).build();
     }
 
     public static TrackSelector buildTrackSelector() {