diff --git a/features/udm_user/api_udm_user.go b/features/udm_user/api_udm_user.go
index ca605949..29e4f5a4 100644
--- a/features/udm_user/api_udm_user.go
+++ b/features/udm_user/api_udm_user.go
@@ -506,7 +506,7 @@ func (s *UdmUserApi) UdmAuthUserExport(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	neId := "-"
+	neId := ""
 	list := s.authUser.List(model.UdmAuthUser{NeID: neId})
 	// 文件名
 	fileName := fmt.Sprintf("OMC_AUTH_USER_EXPORT_%s_%d.%s", neId, time.Now().UnixMilli(), body.Type)
@@ -1101,7 +1101,7 @@ func (s *UdmUserApi) UdmSubUserExport(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	neId := "-"
+	neId := ""
 	list := s.subUser.List(model.UdmSubUser{NeID: neId})
 	// 文件名
 	fileName := fmt.Sprintf("OMC_AUTH_USER_EXPORT_%s_%d.%s", neId, time.Now().UnixMilli(), body.Type)