diff --git a/package.json b/package.json
index e7e968e2217072d548ccf73d48b694847c37d03a..bfb16524c328508ed8b4c4b2e3a35b5b28f09fbc 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,7 @@
     "url": "https://github.com/singapore/renovate/issues"
   },
   "homepage": "https://github.com/singapore/renovate#readme",
+  "engines" : { "node" : ">=6.9.0" },
   "dependencies": {
     "gh-got": "5.0.0",
     "got": "6.7.1",