diff --git a/app/build.gradle b/app/build.gradle
index 0c3cc51ef..9d5a9b083 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -11,7 +11,7 @@ android {
         minSdk 21
         targetSdk 28
         versionCode 210
-        versionName "20231205"
+        versionName "20231205#2"
         javaCompileOptions {
             annotationProcessorOptions {
                 arguments = ["room.schemaLocation": "$projectDir/schemas".toString()]
diff --git a/app/src/leanback/java/com/fongmi/android/tv/ui/activity/VodActivity.java b/app/src/leanback/java/com/fongmi/android/tv/ui/activity/VodActivity.java
index 16c55ab70..d4d7b8b5d 100644
--- a/app/src/leanback/java/com/fongmi/android/tv/ui/activity/VodActivity.java
+++ b/app/src/leanback/java/com/fongmi/android/tv/ui/activity/VodActivity.java
@@ -42,6 +42,7 @@ public class VodActivity extends BaseActivity implements TypePresenter.OnClickLi
     private ActivityVodBinding mBinding;
     private ArrayObjectAdapter mAdapter;
     private PageAdapter mPageAdapter;
+    private boolean coolDown;
     private View mOldView;
 
     public static void start(Activity activity, Result result) {
@@ -149,6 +150,11 @@ public class VodActivity extends BaseActivity implements TypePresenter.OnClickLi
         return (VodFragment) mPageAdapter.instantiateItem(mBinding.pager, mBinding.pager.getCurrentItem());
     }
 
+    private void setCoolDown() {
+        App.post(() -> coolDown = false, 2000);
+        coolDown = true;
+    }
+
     @Override
     public void onItemClick(Class item) {
         updateFilter(item);
@@ -161,8 +167,8 @@ public class VodActivity extends BaseActivity implements TypePresenter.OnClickLi
 
     @Override
     public boolean dispatchKeyEvent(KeyEvent event) {
-        if (KeyUtil.isBackKey(event) && event.isLongPress()) getFragment().goRoot();
         if (KeyUtil.isMenuKey(event)) updateFilter((Class) mAdapter.get(mBinding.pager.getCurrentItem()));
+        if (KeyUtil.isBackKey(event) && event.isLongPress() && getFragment().goRoot()) setCoolDown();
         return super.dispatchKeyEvent(event);
     }
 
@@ -171,7 +177,7 @@ public class VodActivity extends BaseActivity implements TypePresenter.OnClickLi
         Class item = (Class) mAdapter.get(mBinding.pager.getCurrentItem());
         if (item.getFilter() != null && item.getFilter()) updateFilter(item);
         else if (getFragment().canBack()) getFragment().goBack();
-        else super.onBackPressed();
+        else if (!coolDown) super.onBackPressed();
     }
 
     class PageAdapter extends FragmentStatePagerAdapter {
diff --git a/app/src/leanback/java/com/fongmi/android/tv/ui/fragment/VodFragment.java b/app/src/leanback/java/com/fongmi/android/tv/ui/fragment/VodFragment.java
index 5226789c8..22b6c2338 100644
--- a/app/src/leanback/java/com/fongmi/android/tv/ui/fragment/VodFragment.java
+++ b/app/src/leanback/java/com/fongmi/android/tv/ui/fragment/VodFragment.java
@@ -268,10 +268,11 @@ public class VodFragment extends BaseFragment implements CustomScroller.Callback
         onRefresh();
     }
 
-    public void goRoot() {
-        if (mPages.isEmpty()) return;
+    public boolean goRoot() {
+        if (mPages.isEmpty()) return false;
         mPages.clear();
         getVideo();
+        return true;
     }
 
     @Override