diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..45a4fb7
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+8
diff --git a/package.json b/package.json
index c0c277f..0e042fc 100644
--- a/package.json
+++ b/package.json
@@ -7,6 +7,9 @@
     "type": "git",
     "url": "https://gitlab.com/antora/antora-ui-default.git"
   },
+  "engines": {
+    "node": ">= 8.0.0"
+  },
   "devDependencies": {
     "autoprefixer": "^7.1.4",
     "browser-sync": "^2.18.13",