diff --git a/back/loaders/initTask.ts b/back/loaders/initTask.ts
index c5158565..31d938aa 100644
--- a/back/loaders/initTask.ts
+++ b/back/loaders/initTask.ts
@@ -58,6 +58,6 @@ export default async () => {
   await subscriptionService.setSshConfig();
   const subs = await subscriptionService.list();
   for (const sub of subs) {
-    subscriptionService.handleTask(sub, !sub.is_disabled);
+    subscriptionService.handleTask(sub.get({ plain: true }), !sub.is_disabled);
   }
 };
diff --git a/back/services/subscription.ts b/back/services/subscription.ts
index 6f917e54..69cc5fc2 100644
--- a/back/services/subscription.ts
+++ b/back/services/subscription.ts
@@ -3,6 +3,7 @@ import winston from 'winston';
 import config from '../config';
 import {
   Subscription,
+  SubscriptionInstance,
   SubscriptionModel,
   SubscriptionStatus,
 } from '../data/subscription';
@@ -44,7 +45,7 @@ export default class SubscriptionService {
   public async list(
     searchText?: string,
     ids?: string,
-  ): Promise<Subscription[]> {
+  ): Promise<SubscriptionInstance[]> {
     let query = {};
     const subIds = JSON.parse(ids || '[]');
     if (searchText) {
@@ -207,12 +208,12 @@ export default class SubscriptionService {
   public async create(payload: Subscription): Promise<Subscription> {
     const tab = new Subscription(payload);
     const doc = await this.insert(tab);
-    await this.handleTask(doc);
+    await this.handleTask(doc.get({ plain: true }));
     await this.setSshConfig();
     return doc;
   }
 
-  public async insert(payload: Subscription): Promise<Subscription> {
+  public async insert(payload: Subscription): Promise<SubscriptionInstance> {
     return await SubscriptionModel.create(payload, { returning: true });
   }
 
@@ -264,7 +265,7 @@ export default class SubscriptionService {
   public async remove(ids: number[], query: { force?: boolean }) {
     const docs = await SubscriptionModel.findAll({ where: { id: ids } });
     for (const doc of docs) {
-      await this.handleTask(doc, false);
+      await this.handleTask(doc.get({ plain: true }), false);
     }
     await SubscriptionModel.destroy({ where: { id: ids } });
     await this.setSshConfig();
@@ -341,7 +342,7 @@ export default class SubscriptionService {
     const docs = await SubscriptionModel.findAll({ where: { id: ids } });
     await this.setSshConfig();
     for (const doc of docs) {
-      await this.handleTask(doc, false);
+      await this.handleTask(doc.get({ plain: true }), false);
     }
   }
 
@@ -350,7 +351,7 @@ export default class SubscriptionService {
     const docs = await SubscriptionModel.findAll({ where: { id: ids } });
     await this.setSshConfig();
     for (const doc of docs) {
-      await this.handleTask(doc);
+      await this.handleTask(doc.get({ plain: true }));
     }
   }