diff --git a/.npmignore b/.npmignore
deleted file mode 100644
index 057bda2..0000000
--- a/.npmignore
+++ /dev/null
@@ -1,8 +0,0 @@
-benchmarks/
-coverage/
-test/
-node_modules/
-npm-debug.log
-1.js
-logo.png
-.travis.yml
diff --git a/package.json b/package.json
index 8835213..110643f 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,9 @@
   "name": "bn.js",
   "version": "4.11.6",
   "description": "Big number implementation in pure javascript",
+  "files": [
+    "lib"
+  ],
   "main": "lib/bn.js",
   "scripts": {
     "lint": "semistandard",