diff --git a/package.json b/package.json
index 8e91164..52cc504 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "scripts": {
     "start": "node --harmony src/server/index.js",
     "client": "node src/client/index.js",
-    "test": "NODE_ENV=test mocha --compilers js:babel/register --require co-mocha $(find src -name \"*.spec.js\")",
+    "test": "NODE_ENV=test mocha --compilers js:babel/register --harmony-generators --require co-mocha $(find src -name \"*.spec.js\")",
     "seed": "node --harmony ./seed"
   },
   "author": "RisingStack",