diff --git a/lib/recurly/amazon/amazon-pay.js b/lib/recurly/amazon/amazon-pay.js
index 555d20678..c899ebff6 100644
--- a/lib/recurly/amazon/amazon-pay.js
+++ b/lib/recurly/amazon/amazon-pay.js
@@ -6,7 +6,6 @@ class AmazonPay extends Emitter {
     super();
     this.recurly = recurly;
     this.options = options;
-
     this.region = this.options.region || 'us';
     this.setLocaleAndCurrency();
     this.start();
@@ -72,9 +71,9 @@ class AmazonPay extends Emitter {
 
   attach () {
     const defaultEventName = 'amazon-pay';
-
+    let gatewayCode = this.options.gatewayCode || '';
     this.frame = this.recurly.Frame({
-      path: `/amazon_pay/start?region=${this.region}`,
+      path: `/amazon_pay/start?region=${this.region}&gateway_code=${gatewayCode}`,
       type: Frame.TYPES.WINDOW,
       defaultEventName
     }).on('error', cause => this.emit('error', cause)) // Emitted by js/v1/amazon_pay/cancel