diff --git a/app/code/community/Ebizmarts/MailChimp/Model/Api/Orders.php b/app/code/community/Ebizmarts/MailChimp/Model/Api/Orders.php
index 80e1cf5bd..95d15acbd 100644
--- a/app/code/community/Ebizmarts/MailChimp/Model/Api/Orders.php
+++ b/app/code/community/Ebizmarts/MailChimp/Model/Api/Orders.php
@@ -680,7 +680,7 @@ public function getPromoData($order)
 
                     $promo = array(array(
                         'code' => $couponCode,
-                        'amount_discounted' => $amountDiscounted,
+                        'amount_discounted' => abs($amountDiscounted),
                         'type' => $type
                     ));