diff --git a/lib/6to5/util.js b/lib/6to5/util.js
index 0efa010187..f303c0ccc8 100644
--- a/lib/6to5/util.js
+++ b/lib/6to5/util.js
@@ -66,7 +66,7 @@ exports.camelCase = function (value) {
 
 exports.canCompile = function (filename) {
   var ext = path.extname(filename);
-  return ext === ".js" || ext === ".es6";
+  return _.contains([".js", ".es6", ".jsx"], ext);
 };
 
 exports.buildUidGenerator = function () {