diff --git a/escheduler-api/src/main/java/cn/escheduler/api/service/ProcessInstanceService.java b/escheduler-api/src/main/java/cn/escheduler/api/service/ProcessInstanceService.java
index cf2e5e494b065f2c813156990ae3d495a42d7e75..9ba29e05552c34828c8999ecfb04952edc0c71ae 100644
--- a/escheduler-api/src/main/java/cn/escheduler/api/service/ProcessInstanceService.java
+++ b/escheduler-api/src/main/java/cn/escheduler/api/service/ProcessInstanceService.java
@@ -116,7 +116,7 @@ public class ProcessInstanceService extends BaseDAGService {
         }
         ProcessInstance processInstance = processDao.findProcessInstanceDetailById(processId);
         if(processInstance.getWorkerGroupId() == -1){
-            processInstance.setWorkerGroupName("Default");
+            processInstance.setWorkerGroupName(DEFAULT);
         }else{
             WorkerGroup workerGroup = workerGroupMapper.queryById(processInstance.getWorkerGroupId());
             processInstance.setWorkerGroupName(workerGroup.getName());
diff --git a/escheduler-common/src/main/java/cn/escheduler/common/Constants.java b/escheduler-common/src/main/java/cn/escheduler/common/Constants.java
index 62332cbb75de641be170255e176e7b5ba2f14f35..de63843bfbcc8a8dbdaad6e2a521627e397bc278 100644
--- a/escheduler-common/src/main/java/cn/escheduler/common/Constants.java
+++ b/escheduler-common/src/main/java/cn/escheduler/common/Constants.java
@@ -483,6 +483,8 @@ public final class Constants {
 
     public static final String TASK_RECORD_PWD = "task.record.datasource.password";
 
+    public static final String DEFAULT = "Default";
+
     public static  String TASK_RECORD_TABLE_HIVE_LOG = "eamp_hive_log_hd";
 
     public static  String TASK_RECORD_TABLE_HISTORY_HIVE_LOG = "eamp_hive_hist_log_hd";