diff --git a/js/components/ascribe_forms/form_submit_to_prize.js b/js/components/ascribe_forms/form_submit_to_prize.js
index e7d9716d..1151bc9e 100644
--- a/js/components/ascribe_forms/form_submit_to_prize.js
+++ b/js/components/ascribe_forms/form_submit_to_prize.js
@@ -14,6 +14,8 @@ import ApiUrls from '../../constants/api_urls';
 
 import { getLangText } from '../../utils/lang_utils.js';
 
+import requests from '../../utils/requests';
+
 let PieceSubmitToPrizeForm = React.createClass({
     propTypes: {
         piece: React.PropTypes.object,
@@ -33,7 +35,7 @@ let PieceSubmitToPrizeForm = React.createClass({
         return (
             <Form
                 ref='form'
-                url={ApiUrls.pieces_list}
+                url={requests.prepareUrl(ApiUrls.piece_submit_to_prize, {piece_id: this.props.piece.id})}
                 getFormData={this.getFormData}
                 handleSuccess={this.props.handleSuccess}
                 buttons={
diff --git a/js/components/whitelabel/prize/constants/api_urls.js b/js/components/whitelabel/prize/constants/api_urls.js
index 1ed70a50..140773fa 100644
--- a/js/components/whitelabel/prize/constants/api_urls.js
+++ b/js/components/whitelabel/prize/constants/api_urls.js
@@ -7,7 +7,8 @@ function getApiUrls(subdomain) {
         'pieces_list': AppConstants.apiEndpoint + 'prize/' + subdomain + '/pieces/',
         'users_login': AppConstants.apiEndpoint + 'prize/' + subdomain + '/users/login/',
         'users_signup': AppConstants.apiEndpoint + 'prize/' + subdomain + '/users/',
-        'user': AppConstants.apiEndpoint + 'prize/' + subdomain + '/users/'
+        'user': AppConstants.apiEndpoint + 'prize/' + subdomain + '/users/',
+        'piece_submit_to_prize': AppConstants.apiEndpoint + 'prize/' + subdomain + '/pieces/${piece_id}/submit/'
     };
 }