diff --git a/lib/polyjuice/reader.js b/lib/polyjuice/reader.js
index 993a9de..35b3564 100644
--- a/lib/polyjuice/reader.js
+++ b/lib/polyjuice/reader.js
@@ -21,7 +21,7 @@ module.exports = function (dictionary, truth_fn, truth_tbl, current) {
   this.get = function (key, value) {
     var read = that.dictionary[key]
 
-    if (!read) {
+    if (!read || value === null || value === 'undefined') {
       return {}
     }