diff --git a/src/routes/test/mail-test.js b/src/routes/test/mail-test.js
index c94c703ac..2eac0d25d 100644
--- a/src/routes/test/mail-test.js
+++ b/src/routes/test/mail-test.js
@@ -982,7 +982,7 @@ describe('Mail API', function () {
 
         it('add succeeds', function (done) {
             superagent.post(SERVER_URL + '/api/v1/mail/' + DOMAIN_0.domain + '/lists')
-                .send({ name: LIST_NAME, members: [ 'admin2', USERNAME ]})
+                .send({ name: LIST_NAME, members: [ `admin2@${DOMAIN_0.domain}`, `${USERNAME}@${DOMAIN_0.domain}`] })
                 .query({ access_token: token })
                 .end(function (err, res) {
                     expect(res.statusCode).to.equal(201);
@@ -992,7 +992,7 @@ describe('Mail API', function () {
 
         it('add twice fails', function (done) {
             superagent.post(SERVER_URL + '/api/v1/mail/' + DOMAIN_0.domain + '/lists')
-                .send({ name: LIST_NAME, members: [ 'admin2', USERNAME ] })
+                .send({ name: LIST_NAME, members: [ `admin2@${DOMAIN_0.domain}`, `${USERNAME}@${DOMAIN_0.domain}`] })
                 .query({ access_token: token })
                 .end(function (err, res) {
                     expect(res.statusCode).to.equal(409);
@@ -1019,7 +1019,7 @@ describe('Mail API', function () {
                     expect(res.body.list.ownerId).to.equal('admin');
                     expect(res.body.list.aliasTarget).to.equal(null);
                     expect(res.body.list.domain).to.equal(DOMAIN_0.domain);
-                    expect(res.body.list.members).to.eql([ 'admin2', 'superadmin' ]);
+                    expect(res.body.list.members).to.eql([ `admin2@${DOMAIN_0.domain}`, `superadmin@${DOMAIN_0.domain}` ]);
                     done();
                 });
         });
@@ -1035,7 +1035,7 @@ describe('Mail API', function () {
                     expect(res.body.lists[0].ownerId).to.equal('admin');
                     expect(res.body.lists[0].aliasTarget).to.equal(null);
                     expect(res.body.lists[0].domain).to.equal(DOMAIN_0.domain);
-                    expect(res.body.lists[0].members).to.eql([ 'admin2', 'superadmin' ]);
+                    expect(res.body.lists[0].members).to.eql([ `admin2@${DOMAIN_0.domain}`, `superadmin@${DOMAIN_0.domain}` ]);
                     done();
                 });
         });