diff --git a/lib/6to5/polyfill.js b/lib/6to5/polyfill.js
index 12a9db8bb7..9060230b4c 100644
--- a/lib/6to5/polyfill.js
+++ b/lib/6to5/polyfill.js
@@ -3,4 +3,4 @@ if (typeof Symbol === "undefined") {
 }
 
 require("es6-shim");
-require("regenerator/runtime");
+require("regenerator-6to5/runtime");
diff --git a/lib/6to5/transformation/transformers/generators.js b/lib/6to5/transformation/transformers/generators.js
index 20dc6620e1..1e17ad7c8a 100644
--- a/lib/6to5/transformation/transformers/generators.js
+++ b/lib/6to5/transformation/transformers/generators.js
@@ -1,3 +1,3 @@
-var regenerator = require("regenerator");
+var regenerator = require("regenerator-6to5");
 
 module.exports = regenerator.transform;