diff --git a/modules/account/back/methods/account/login-app.js b/modules/account/back/methods/account/login-app.js
index dc2708cbf..83c727f1a 100644
--- a/modules/account/back/methods/account/login-app.js
+++ b/modules/account/back/methods/account/login-app.js
@@ -1,4 +1,4 @@
-const {ConsoleMessage} = require('puppeteer');
+
 const UserError = require('vn-loopback/util/user-error');
 
 module.exports = Self => {
diff --git a/modules/account/back/methods/account/specs/login-app.spec.js b/modules/account/back/methods/account/specs/login-app.spec.js
index 90ce39f68..fc05cd726 100644
--- a/modules/account/back/methods/account/specs/login-app.spec.js
+++ b/modules/account/back/methods/account/specs/login-app.spec.js
@@ -3,19 +3,19 @@ const {models} = require('vn-loopback/server/server');
 describe('Account loginApp()', () => {
     const ctx = {req: {accessToken: {}}};
     fit('should throw an error when user/password is wrong', async() => {
-        let req = models.Account.loginApp(ctx, 'user', 'pass', 'androidid11234567890', 'warehouse', '10');
+        const req = models.Account.loginApp(ctx, 'user', 'pass', 'androidid11234567890', 'warehouse', '10');
 
         await expectAsync(req).toBeRejected();
     });
 
     fit('should return  data from user', async() => {
-        let user = 'employee';
-        let password = 'nightmare';
-        let androidId = 'androidid11234567890';
-        let nameApp = 'warehouse';
-        let versionApp = '10';
+        const user = 'employee';
+        const password = 'nightmare';
+        const androidId = 'androidid11234567890';
+        const nameApp = 'warehouse';
+        const versionApp = '10';
 
-        let req = models.Account.loginApp(ctx, user, password, androidId, nameApp, versionApp);
+        const req = models.Account.loginApp(ctx, user, password, androidId, nameApp, versionApp);
         await expectAsync(req).toBeResolved();
     });
 });