diff --git a/lib/6to5/detection/index.js b/lib/6to5/detection/index.js
index 26226c1b6e..86a573d70e 100644
--- a/lib/6to5/detection/index.js
+++ b/lib/6to5/detection/index.js
@@ -1,7 +1,7 @@
-exports.canRun = function (ast, userAgent) {
+//exports.canRun = function (ast, userAgent) {
 
-};
+//};
 
-exports.whoCanRun = function (ast, userAgent) {
+//exports.whoCanRun = function (ast, userAgent) {
 
-};
+//};