diff --git a/package.json b/package.json
index dea14984..f950864d 100644
--- a/package.json
+++ b/package.json
@@ -118,7 +118,7 @@
     "webpack-merge": "4.1.4"
   },
   "engines": {
-    "node": ">= 4.0.0",
+    "node": ">= 6.0.0",
     "npm": ">= 3.0.0"
   },
   "browserslist": [