diff --git a/api/test/users.spec.js b/api/test/users.spec.js
index 9c243d9..432b8a6 100644
--- a/api/test/users.spec.js
+++ b/api/test/users.spec.js
@@ -108,7 +108,7 @@ describe('Users', () => {
     it('it should not PUT a user without auth-token provided', (done) => {
       chai.request(server)
           .put(urls.users + '/someId')
-          .send({_id: "someId"})
+          .send({_id: 'someId'})
           .end((err, res) => {
             res.should.have.status(codes.forbidden);
             res.body.should.be.a('object');