diff --git a/modules/client/front/billing-data/index.spec.js b/modules/client/front/billing-data/index.spec.js
index d589b4dff..1463d031d 100644
--- a/modules/client/front/billing-data/index.spec.js
+++ b/modules/client/front/billing-data/index.spec.js
@@ -30,11 +30,12 @@ describe('Client', () => {
                 expect(controller.notifyChanges).toHaveBeenCalledWith();
             });
         });
-        // Excluded due mailer changes #1001
-        xdescribe('notifyChanges()', () => {
+
+        describe('notifyChanges()', () => {
             it(`should perform a GET query`, () => {
-                $httpBackend.when('GET', `/mailer/notification/payment-update/101`).respond(true);
-                $httpBackend.expect('GET', `/mailer/notification/payment-update/101`);
+                let params = {clientFk: 101};
+                $httpBackend.when('POST', `/api/email/payment-update`, params).respond(true);
+                $httpBackend.expect('POST', `/api/email/payment-update`, params);
                 controller.notifyChanges();
                 $httpBackend.flush();
             });