diff --git a/dubbo-compatible/src/main/java/com/alibaba/dubbo/common/Constants.java b/dubbo-compatible/src/main/java/com/alibaba/dubbo/common/Constants.java
index 737b94df450..4ed46e5e23c 100644
--- a/dubbo-compatible/src/main/java/com/alibaba/dubbo/common/Constants.java
+++ b/dubbo-compatible/src/main/java/com/alibaba/dubbo/common/Constants.java
@@ -550,4 +550,5 @@ public class Constants implements CommonConstants,
 
     public static final double DEFAULT_CLUSTER_SWITCH_FACTOR = 2;
 
+    public static final String DISPATHER_KEY = "dispather";
 }