diff --git a/business/jxstore/cms/store.go b/business/jxstore/cms/store.go
index 7539c72b0..0640d343c 100644
--- a/business/jxstore/cms/store.go
+++ b/business/jxstore/cms/store.go
@@ -4097,12 +4097,25 @@ func RefreshStoreBind(ctx *jxcontext.Context) (err error) {
 	task := tasksch.NewParallelTask("RefreshStoreBind", tasksch.NewParallelConfig().SetIsContinueWhenError(true), ctx,
 		func(task *tasksch.ParallelTask, batchItemList []interface{}, params ...interface{}) (retVal interface{}, err error) {
 			store := batchItemList[0].(*model.Store)
-			var userIDs []string
+			var (
+				userIDmap1 = make(map[string]string)
+				userIDmap2 = make(map[string]string)
+				userIDs    []string
+			)
 			userList := getAllUsers4Store(ctx, db, store)
 			for _, v := range userList {
-				userIDs = append(userIDs, v.UserID)
+				userIDmap1[v.UserID] = v.UserID
 			}
-			err = AddUsers4Role(ctx, autils.NewRole(authz.StoreRoleBoss, store.ID), userIDs)
+			nowUserIDs, _ := GetRoleUserList(ctx, autils.NewRole(authz.StoreRoleBoss, store.ID))
+			for _, v := range nowUserIDs {
+				userIDmap2[v] = v
+			}
+			for _, v := range userIDmap1 {
+				if userIDmap2[v] == "" {
+					userIDs = append(userIDs, v)
+				}
+			}
+			AddUsers4Role(ctx, autils.NewRole(authz.StoreRoleBoss, store.ID), userIDs)
 			return retVal, err
 		}, stores)
 	tasksch.HandleTask(task, nil, true).Run()