diff --git a/packages/babel-core/src/api/register/browser.js b/packages/babel-core/src/api/register/browser.js
index fcaba25cf4..cd9e975861 100644
--- a/packages/babel-core/src/api/register/browser.js
+++ b/packages/babel-core/src/api/register/browser.js
@@ -1,5 +1,3 @@
 // required to safely use babel/register within a browserify codebase
 
 export default function () {}
-
-import "babel-polyfill";
diff --git a/packages/babel-core/src/api/register/node-polyfill.js b/packages/babel-core/src/api/register/node-polyfill.js
deleted file mode 100644
index 7de324de17..0000000000
--- a/packages/babel-core/src/api/register/node-polyfill.js
+++ /dev/null
@@ -1,2 +0,0 @@
-import "babel-polyfill";
-export { default } from "./node";