diff --git a/V2rayNG/app/src/main/java/com/v2ray/ang/helper/SimpleItemTouchHelperCallback.java b/V2rayNG/app/src/main/java/com/v2ray/ang/helper/SimpleItemTouchHelperCallback.java
index 3c56dfb7..97fceab7 100644
--- a/V2rayNG/app/src/main/java/com/v2ray/ang/helper/SimpleItemTouchHelperCallback.java
+++ b/V2rayNG/app/src/main/java/com/v2ray/ang/helper/SimpleItemTouchHelperCallback.java
@@ -21,6 +21,8 @@ import androidx.recyclerview.widget.GridLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 import androidx.recyclerview.widget.ItemTouchHelper;
 
+import org.jetbrains.annotations.NotNull;
+
 /**
  * An implementation of {@link ItemTouchHelper.Callback} that enables basic drag & drop and
  * swipe-to-dismiss. Drag events are automatically started by an item long-press.<br/>
@@ -52,7 +54,7 @@ public class SimpleItemTouchHelperCallback extends ItemTouchHelper.Callback {
     }
 
     @Override
-    public int getMovementFlags(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
+    public int getMovementFlags(RecyclerView recyclerView, @NotNull RecyclerView.ViewHolder viewHolder) {
         // Set movement flags based on the layout manager
         if (recyclerView.getLayoutManager() instanceof GridLayoutManager) {
             final int dragFlags = ItemTouchHelper.UP | ItemTouchHelper.DOWN | ItemTouchHelper.LEFT | ItemTouchHelper.RIGHT;
@@ -66,24 +68,25 @@ public class SimpleItemTouchHelperCallback extends ItemTouchHelper.Callback {
     }
 
     @Override
-    public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder source, RecyclerView.ViewHolder target) {
+    public boolean onMove(@NotNull RecyclerView recyclerView, RecyclerView.ViewHolder source, RecyclerView.ViewHolder target) {
         if (source.getItemViewType() != target.getItemViewType()) {
             return false;
         }
 
         // Notify the adapter of the move
-        mAdapter.onItemMove(source.getAdapterPosition(), target.getAdapterPosition());
+        mAdapter.onItemMove(source.getBindingAdapterPosition(), target.getBindingAdapterPosition());
         return true;
     }
 
     @Override
     public void onSwiped(RecyclerView.ViewHolder viewHolder, int i) {
         // Notify the adapter of the dismissal
-        mAdapter.onItemDismiss(viewHolder.getAdapterPosition());
+        mAdapter.onItemDismiss(viewHolder.getBindingAdapterPosition());
     }
 
     @Override
-    public void onChildDraw(Canvas c, RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) {
+    public void onChildDraw(@NotNull Canvas c, @NotNull RecyclerView recyclerView, @NotNull RecyclerView.ViewHolder viewHolder, float dX,
+                            float dY, int actionState, boolean isCurrentlyActive) {
         if (actionState == ItemTouchHelper.ACTION_STATE_SWIPE) {
             // Fade out the view as it is swiped out of the parent's bounds
             final float alpha = ALPHA_FULL - Math.abs(dX) / (float) viewHolder.itemView.getWidth();
@@ -109,7 +112,7 @@ public class SimpleItemTouchHelperCallback extends ItemTouchHelper.Callback {
     }
 
     @Override
-    public void clearView(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
+    public void clearView(@NotNull RecyclerView recyclerView, @NotNull RecyclerView.ViewHolder viewHolder) {
         super.clearView(recyclerView, viewHolder);
 
         mAdapter.onItemMoveCompleted();