diff --git a/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/RpcInvocation.java b/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/RpcInvocation.java
index 156b8172d5..34d08ed767 100644
--- a/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/RpcInvocation.java
+++ b/dubbo-rpc/dubbo-rpc-api/src/main/java/org/apache/dubbo/rpc/RpcInvocation.java
@@ -669,8 +669,7 @@ public class RpcInvocation implements Invocation, Serializable {
     @Override
     public String toString() {
         return "RpcInvocation [methodName=" + methodName + ", parameterTypes="
-            + Arrays.toString(parameterTypes) + ", arguments=" + Arrays.toString(arguments)
-            + ", attachments=" + attachments + "]";
+            + Arrays.toString(parameterTypes) + "]";
     }
 
 }