diff --git a/lib/6to5/transformation/transform.js b/lib/6to5/transformation/transform.js
index f5a60ff219..d7eafe8712 100644
--- a/lib/6to5/transformation/transform.js
+++ b/lib/6to5/transformation/transform.js
@@ -20,7 +20,16 @@ transform._ensureTransformerNames = function (type, keys) {
   });
 };
 
-transform.transformers = {
+transform.transformers = {};
+
+transform.moduleFormatters = {
+  common: require("./modules/common"),
+  ignore: require("./modules/ignore"),
+  amd:    require("./modules/amd"),
+  umd:    require("./modules/umd")
+};
+
+_.each({
   modules:                  require("./transformers/modules"),
   propertyNameShorthand:    require("./transformers/property-name-shorthand"),
   constants:                require("./transformers/constants"),
@@ -53,15 +62,6 @@ transform.transformers = {
   useStrict:                require("./transformers/use-strict"),
 
   _moduleFormatter:         require("./transformers/_module-formatter")
-};
-
-transform.moduleFormatters = {
-  common: require("./modules/common"),
-  ignore: require("./modules/ignore"),
-  amd:    require("./modules/amd"),
-  umd:    require("./modules/umd")
-};
-
-_.each(transform.transformers, function (transformer, key) {
+}, function (transformer, key) {
   transform.transformers[key] = new Transformer(key, transformer);
 });