diff --git a/tests/spectron/runner.spec.js b/tests/spectron/runner.spec.js
index b3f8ba78..7e475676 100644
--- a/tests/spectron/runner.spec.js
+++ b/tests/spectron/runner.spec.js
@@ -36,6 +36,7 @@ describe('Spectron', function () {
   before('app:start', function () {
     app = new spectron.Application({
       path: entrypoint,
+      port: 9999,
       args: [ '.' ]
     })