diff --git a/app/src/leanback/java/com/fongmi/android/tv/ui/activity/SettingActivity.java b/app/src/leanback/java/com/fongmi/android/tv/ui/activity/SettingActivity.java
index 6b3203405..e73a33c87 100644
--- a/app/src/leanback/java/com/fongmi/android/tv/ui/activity/SettingActivity.java
+++ b/app/src/leanback/java/com/fongmi/android/tv/ui/activity/SettingActivity.java
@@ -293,7 +293,7 @@ public class SettingActivity extends BaseActivity implements ConfigCallback, Sit
 
     private void setSize(View view) {
         int index = Setting.getSize();
-        Setting.putSize(index = index == size.length - 2 ? 0 : ++index);
+        Setting.putSize(index = index == size.length - 1 ? 0 : ++index);
         mBinding.sizeText.setText(size[index]);
         RefreshEvent.size();
     }