diff --git a/coolstore-partner-model/src/main/java/com/cool/store/request/OpeningOperationPlanRequest.java b/coolstore-partner-model/src/main/java/com/cool/store/request/OpeningOperationPlanRequest.java
index e8bda62a4..5dbf632e3 100644
--- a/coolstore-partner-model/src/main/java/com/cool/store/request/OpeningOperationPlanRequest.java
+++ b/coolstore-partner-model/src/main/java/com/cool/store/request/OpeningOperationPlanRequest.java
@@ -50,10 +50,9 @@ public class OpeningOperationPlanRequest {
         openingOperationPlanDO.setSurveyResult(this.surveyResult);
         openingOperationPlanDO.setSurveyResultUrl(this.surveyResultUrl);
         openingOperationPlanDO.setActivityThemeUrl(this.activityThemeUrl);
+        openingOperationPlanDO.setPreparationUserIds("");
         if (CollectionUtils.isNotEmpty(this.preparationUserIds)) {
             openingOperationPlanDO.setPreparationUserIds(String.join(",", this.preparationUserIds));
-        } else  {
-            openingOperationPlanDO.setPreparationUserIds("");
         }
         openingOperationPlanDO.setActivityTheme(this.activityTheme);
         openingOperationPlanDO.setRouteCompleted(this.routeCompleted);