diff --git a/.npmignore b/.npmignore
deleted file mode 100644
index b69beb1..0000000
--- a/.npmignore
+++ /dev/null
@@ -1,8 +0,0 @@
-.*
-*.test.js
-coverage
-test
-token.txt
-
-# exclude npm pack packages
-*.tgz
diff --git a/package.json b/package.json
index a8085c7..b3ea6b9 100644
--- a/package.json
+++ b/package.json
@@ -42,6 +42,10 @@
     "standard-version": "^4.4.0",
     "xo": "^0.24.0"
   },
+  "files": [
+    "*.js",
+    "!*.test.js"
+  ],
   "xo": {
     "space": true,
     "semicolon": false,