diff --git a/lib/batch.js b/lib/batch.js
index fe98963..e0cbabf 100644
--- a/lib/batch.js
+++ b/lib/batch.js
@@ -146,16 +146,10 @@ internals.batch = function (batchRequest, resultsData, pos, parts, callback) {
             var ref = resultsData.resultsMap[parts[i].index];
 
             if (ref) {
-                var value = null;
-
-                try {
-                    eval('value = ref.' + parts[i].value + ';');
-                }
-                catch (e) {
-                    error = new Error(e.message);
-                }
+                var value = ref[parts[i].value]||null;
 
                 if (value) {
+
                     if (value.match && value.match(/^[\w:]+$/)) {
                         path += value;
                     }