diff --git a/src/main/java/cn/nukkit/network/protocol/types/request/InventoryAction.java b/src/main/java/cn/nukkit/network/protocol/types/request/InventoryActionRequest.java
similarity index 95%
rename from src/main/java/cn/nukkit/network/protocol/types/request/InventoryAction.java
rename to src/main/java/cn/nukkit/network/protocol/types/request/InventoryActionRequest.java
index 15602f2a..eae7d125 100644
--- a/src/main/java/cn/nukkit/network/protocol/types/request/InventoryAction.java
+++ b/src/main/java/cn/nukkit/network/protocol/types/request/InventoryActionRequest.java
@@ -6,7 +6,7 @@ import java.util.ArrayList;
 
 public abstract class InventoryAction {
     public void deserialize(DataPacket packet) throws Exception {};
-    abstract int weight();
+    public abstract int weight();
 
     interface IRead<T> {
         T read();