diff --git a/.gitignore b/.gitignore
index 6277162e9c..647a0f8626 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,7 +6,7 @@ test/tmp
 /templates.json
 /tests.json
 /browser.js
-/polyfill.js
+/browser-polyfill.js
 /runtime.js
 coverage
 dist
diff --git a/Makefile b/Makefile
index 74630c7506..122f067543 100644
--- a/Makefile
+++ b/Makefile
@@ -66,7 +66,7 @@ publish:
 
 	make build
 	cp dist/6to5.min.js browser.js
-	cp dist/polyfill.min.js polyfill.js
+	cp dist/polyfill.min.js browser-polyfill.js
 	cp dist/runtime.min.js runtime.js
 
 	node bin/cache-templates
diff --git a/README.md b/README.md
index 054180b1d3..f63a69fd25 100644
--- a/README.md
+++ b/README.md
@@ -346,8 +346,8 @@ require("6to5/polyfill");
 
 ### Browser
 
-Available from the `polyfill.js` file within the 6to5 directory of an npm
-release.
+Available from the `browser-polyfill.js` file within the 6to5 directory of an
+npm release.
 
 ## Optional runtime
 
diff --git a/polyfill.js b/polyfill.js
new file mode 100644
index 0000000000..a33b39912f
--- /dev/null
+++ b/polyfill.js
@@ -0,0 +1 @@
+module.exports = require("./lib/6to5/polyfill");