diff --git a/servo/src/main/java/com/galaxis/rcs/ptr/PtrAgvItem.java b/servo/src/main/java/com/galaxis/rcs/ptr/PtrAgvItem.java
index 6c4fc80..e575d0b 100644
--- a/servo/src/main/java/com/galaxis/rcs/ptr/PtrAgvItem.java
+++ b/servo/src/main/java/com/galaxis/rcs/ptr/PtrAgvItem.java
@@ -86,7 +86,7 @@ public abstract class PtrAgvItem extends ExecutorItem {
 
     final Cl2DeviceConnector cl2DeviceConnector = new Cl2DeviceConnector(this.runtime);
 
-    final AmrMessageHandler amrMessageHandler;
+    public final AmrMessageHandler amrMessageHandler;
 
     /**
      * 连接器线程