diff --git a/package.json b/package.json
index 18c2822..6408132 100644
--- a/package.json
+++ b/package.json
@@ -13,5 +13,8 @@
     "express": "^4.15.2",
     "gulp": "^3.9.1",
     "gulp-nodemon": "^2.2.1"
+  },
+  "engines": {
+    "node": "6.10.3"
   }
 }
\ No newline at end of file