diff --git a/.gitignore b/.gitignore
index 3c3629e..2006c87 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
 node_modules
+
+.npmrc
diff --git a/package.json b/package.json
index 6ea4340..1b6a7c6 100644
--- a/package.json
+++ b/package.json
@@ -16,5 +16,8 @@
     "jest": "^26.0.1",
     "prettier": "^1.15.3",
     "prettier-eslint": "^8.8.2"
+  },
+  "engines": {
+    "node": "{}"
   }
 }