diff --git a/src/babel.coffee b/src/babel.coffee
index 7058c85c2..0a826740d 100644
--- a/src/babel.coffee
+++ b/src/babel.coffee
@@ -25,6 +25,7 @@ defaultOptions =
   # I think this can include es6.arrowFunctions, es6.classes, and
   # possibly others, but I want to be conservative.
   blacklist: [
+    'es6.forOf'
     'useStrict'
   ]