diff --git a/lib/6to5/transformers/computed-property-names.js b/lib/6to5/transformers/computed-property-names.js
index 185503db86..bd6d16d6c3 100644
--- a/lib/6to5/transformers/computed-property-names.js
+++ b/lib/6to5/transformers/computed-property-names.js
@@ -1,14 +1,26 @@
-var util = require("../util");
-var t    = require("../types");
-var _    = require("lodash");
+var esutils = require("esutils");
+var util    = require("../util");
+var t       = require("../types");
+var _       = require("lodash");
 
 exports.ObjectExpression = function (node, parent, file) {
   var hasComputed = false;
 
   var computed = [];
 
-  node.properties = node.properties.filter(function (prop) {
+  var props = node.properties.filter(function (prop) {
     if (prop.computed) {
+      // ignore literals that are valid identifiers
+      var key = prop.key;
+      if (t.isLiteral(key) && esutils.keyword.isIdentifierName(key.value)) {
+        key.type = "Identifier";
+        key.name = key.value;
+        delete key.value;
+
+        prop.computed = false;
+        return true;
+      }
+
       hasComputed = true;
       computed.unshift(prop);
       return false;
@@ -19,6 +31,8 @@ exports.ObjectExpression = function (node, parent, file) {
 
   if (!hasComputed) return;
 
+  node.properties = props;
+
   var objId = util.getUid(parent, file);
 
   var container = util.template("function-return-obj", {