diff --git a/package.json b/package.json
index 69d527d..0c3b6af 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "url": "http://github.com/wikimedia/language-data/issues"
   },
   "engine": {
-    "node": ">=6.0.0"
+    "node": ">=8.0.0"
   },
   "license": "GPL-2.0-or-later",
   "scripts": {