diff --git a/lib/node-rules.js b/lib/node-rules.js
index 0f9eb6b..ab12c28 100644
--- a/lib/node-rules.js
+++ b/lib/node-rules.js
@@ -49,6 +49,7 @@
     RuleEngine.prototype.execute = function(fact, callback) {
         //these new attributes have to be in both last session and current session to support
         // the compare function
+        var thisHolder = this;
         var complete = false;
         fact.result = true;
         var session = clonedeep(fact);
@@ -93,6 +94,7 @@
                     }
                 }
             };
+            _rules = thisHolder.activeRules;
             if (x < _rules.length && complete === false) {
                 var _rule = _rules[x].condition;
                 _rule.call(session, API, session);