diff --git a/package.json b/package.json
index 3142e444e..951e50651 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "mock": "beefy mock-dev.js:bundle.js --live --open --index=./development/index.html --cwd ./",
     "buildMock": "browserify ./mock-dev.js -o ./development/bundle.js",
     "testem": "npm run buildMock && testem",
-    "ci": "npm run buildMock && testem ci"
+    "ci": "npm run buildMock && testem ci -P 5"
   },
   "browserify": {
     "transform": [