diff --git a/app/src/leanback/java/com/fongmi/android/tv/ui/dialog/MenuDialog.java b/app/src/leanback/java/com/fongmi/android/tv/ui/dialog/MenuDialog.java
index a4d045392..8a40062c3 100644
--- a/app/src/leanback/java/com/fongmi/android/tv/ui/dialog/MenuDialog.java
+++ b/app/src/leanback/java/com/fongmi/android/tv/ui/dialog/MenuDialog.java
@@ -68,7 +68,7 @@ public class MenuDialog implements MenuAdapter.OnClickListener {
         binding.recycler.setAdapter(adapter);
         binding.recycler.setHasFixedSize(true);
         binding.recycler.setItemAnimator(null);
-        binding.recycler.addItemDecoration(new SpaceItemDecoration(1, 16));
+        binding.recycler.addItemDecoration(new SpaceItemDecoration(getCount(), 16));
         binding.recycler.setLayoutManager(new GridLayoutManager(dialog.getContext(), getCount()));
         binding.recycler.post(() -> binding.recycler.scrollToPosition(0));
 
diff --git a/app/src/leanback/java/com/fongmi/android/tv/ui/dialog/MenuKeyDialog.java b/app/src/leanback/java/com/fongmi/android/tv/ui/dialog/MenuKeyDialog.java
index 6dbbc3983..b47fcdfb2 100644
--- a/app/src/leanback/java/com/fongmi/android/tv/ui/dialog/MenuKeyDialog.java
+++ b/app/src/leanback/java/com/fongmi/android/tv/ui/dialog/MenuKeyDialog.java
@@ -62,7 +62,7 @@ public class MenuKeyDialog implements MenuAdapter.OnClickListener {
         binding.recycler.setAdapter(adapter);
         binding.recycler.setHasFixedSize(true);
         binding.recycler.setItemAnimator(null);
-        binding.recycler.addItemDecoration(new SpaceItemDecoration(1, 16));
+        binding.recycler.addItemDecoration(new SpaceItemDecoration(getCount(), 16));
         binding.recycler.setLayoutManager(new GridLayoutManager(dialog.getContext(), getCount()));
         binding.recycler.post(() -> binding.recycler.scrollToPosition(Setting.getHomeMenuKey()));