diff --git a/src/rest-server/src/models/v2/storage.js b/src/rest-server/src/models/v2/storage.js
index 8002e37a..8bf884d5 100644
--- a/src/rest-server/src/models/v2/storage.js
+++ b/src/rest-server/src/models/v2/storage.js
@@ -18,7 +18,6 @@
 // module dependencies
 const status = require('statuses');
 const createError = require('@pai/utils/error');
-const user = require('@pai/models/v2/user');
 const secret = require('@pai/models/kubernetes/k8s-secret');
 const kubernetes = require('@pai/models/kubernetes/kubernetes');
 const logger = require('@pai/config/logger');
@@ -178,6 +177,9 @@ const convertVolumeDetail = async (pvc) => {
 };
 
 const list = async (userName, filterDefault = false) => {
+  // Lazy require to avoid circular dependency
+  const user = require('@pai/models/v2/user');
+
   let response;
   if (pvcCache.has('storageList')) {
     logger.info('Read persistant volume claim list from cache');
@@ -247,6 +249,9 @@ const list = async (userName, filterDefault = false) => {
 };
 
 const get = async (storageName, userName) => {
+  // Lazy require to avoid circular dependency
+  const user = require('@pai/models/v2/user');
+
   let response;
   if (pvcCache.has(storageName)) {
     logger.info(`Read persistant volume claim from cache: ${storageName}`);
diff --git a/src/rest-server/src/utils/manager/user/crudK8sSecret.js b/src/rest-server/src/utils/manager/user/crudK8sSecret.js
index 07ed4532..83933cc1 100644
--- a/src/rest-server/src/utils/manager/user/crudK8sSecret.js
+++ b/src/rest-server/src/utils/manager/user/crudK8sSecret.js
@@ -20,7 +20,6 @@ const logger = require('@pai/config/logger');
 const groupModel = require('@pai/models/v2/group');
 const k8sModel = require('@pai/models/kubernetes/kubernetes');
 const { Mutex } = require('async-mutex');
-const { job } = require('@pai/models/v2/job');
 
 const USER_NAMESPACE = process.env.PAI_USER_NAMESPACE || 'pai-user-v2';
 
@@ -44,6 +43,9 @@ const cache = new Map();
 const readMutex = new Mutex();
 
 async function getHistoryVCs(name, grouplist, retrieveFromHistory=true) {
+  // Lazy require to avoid circular dependency
+  const { job } = require('@pai/models/v2/job');
+
   // Retrieve VC list from the user's job history
   let vcsFromJob = [];
   if (retrieveFromHistory) {