diff --git a/.gitignore b/.gitignore
index 3900d8c2ff..ea64c96f79 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,7 +11,6 @@ test/tmp
 coverage
 dist
 .package.json
-packages/babel-runtime/*.js
 packages/babel-runtime/helpers/*.js
 packages/babel-runtime/regenerator/*.js
 lib
diff --git a/packages/babel-runtime/core-js.js b/packages/babel-runtime/core-js.js
new file mode 100644
index 0000000000..709f7e3252
--- /dev/null
+++ b/packages/babel-runtime/core-js.js
@@ -0,0 +1 @@
+module.exports = require("core-js/library");
diff --git a/packages/babel-runtime/package.json b/packages/babel-runtime/package.json
index 0594179437..92c2d0fb78 100644
--- a/packages/babel-runtime/package.json
+++ b/packages/babel-runtime/package.json
@@ -3,5 +3,8 @@
   "description": "babel selfContained runtime",
   "version": "4.7.3",
   "repository": "babel/babel",
-  "author": "Sebastian McKenzie <sebmck@gmail.com>"
-}
\ No newline at end of file
+  "author": "Sebastian McKenzie <sebmck@gmail.com>",
+  "dependencies": {
+    "core-js": "^0.6.1"
+  }
+}