diff --git a/src/CybersourcePHP/Replies/BaseReply.php b/src/CybersourcePHP/Replies/BaseReply.php
index 2a770da..71ad647 100644
--- a/src/CybersourcePHP/Replies/BaseReply.php
+++ b/src/CybersourcePHP/Replies/BaseReply.php
@@ -43,6 +43,7 @@ public function __construct($response)
     }
     else
     {
+      $this->_decision = "UNKNOWN";
       $this->_error = ReasonCodes::lookup($response->reasonCode) . " ";
       if($response->reasonCode == "101") //Missing field(s)
       {