diff --git a/epmet-module/data-aggregator/data-aggregator-client/src/main/java/com/epmet/dataaggre/dto/epmettduck/result/CascaderDTO.java b/epmet-module/data-aggregator/data-aggregator-client/src/main/java/com/epmet/dataaggre/dto/epmettduck/result/CascaderDTO.java
index 82904a64e9..44e8edac6f 100644
--- a/epmet-module/data-aggregator/data-aggregator-client/src/main/java/com/epmet/dataaggre/dto/epmettduck/result/CascaderDTO.java
+++ b/epmet-module/data-aggregator/data-aggregator-client/src/main/java/com/epmet/dataaggre/dto/epmettduck/result/CascaderDTO.java
@@ -29,7 +29,7 @@ public class CascaderDTO implements Serializable {
     /**
      * pid
      */
-    private String pid;
+    private Integer pid;
 
     /**
      * 全路径名字