diff --git a/modules/route/back/methods/route/specs/optimizePriority.spec.js b/modules/route/back/methods/route/specs/optimizePriority.spec.js
index c1c2dc45e..f3f939645 100644
--- a/modules/route/back/methods/route/specs/optimizePriority.spec.js
+++ b/modules/route/back/methods/route/specs/optimizePriority.spec.js
@@ -1,7 +1,16 @@
 const models = require('vn-loopback/server/server').models;
 const routeId = 1;
 
-describe('route optimizePriority())', function() {
+fdescribe('route optimizePriority()', function() {
+    beforeEach(() => {
+        spyOn(models.OsrmConfig, 'optimize').and.returnValue(
+            Promise.resolve([
+                {addressId: 1, position: 0},
+                {addressId: 2, position: 1}
+            ])
+        );
+    });
+
     it('should execute without throwing errors', async function() {
         const tx = await models.Route.beginTransaction({});
         let error;
@@ -20,9 +29,10 @@ describe('route optimizePriority())', function() {
         }
 
         expect(error).toBeUndefined();
+        expect(models.OsrmConfig.optimize).toHaveBeenCalled();
     });
 
-    it('should execute with error', async function() {
+    it('should execute with error when all tickets have a route order', async function() {
         let error;
         try {
             await models.Route.optimizePriority(routeId);