diff --git a/.npmignore b/.npmignore
deleted file mode 100644
index 4c4c0243817..00000000000
--- a/.npmignore
+++ /dev/null
@@ -1,33 +0,0 @@
-d8-*.js
-node-tests/
-CODE_OF_CONDUCT.md
-CONTRIBUTING.md
-FEATURES.md
-STYLEGUIDE.md
-VERSION
-bin
-bower.json
-bower_components
-config
-ember-cli-build.js
-ember-source.gemspec
-features.json
-generators
-lib
-node-tests
-node_modules
-packages
-scripts
-server
-testem.dist.json
-testem.json
-testem.travis-browsers.js
-tests
-tmp
-vendor
-!vendor/ember/
-yarn.lock
-yuidoc.json
-
-# In the future we will likely want to restrict exactly
-# which parts of `/dist` we want to include.
diff --git a/package.json b/package.json
index d10f929c7ce..195a13fb27a 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,13 @@
     "url": "https://github.com/emberjs/ember.js/issues"
   },
   "license": "MIT",
+  "files": [
+    "blueprints",
+    "dist",
+    "!dist/tests",
+    "vendor/ember",
+    "index.js"
+  ],
   "repository": {
     "type": "git",
     "url": "git+https://github.com/emberjs/ember.js.git"