diff --git a/app/controllers/api/v1/auctions_controller.rb b/app/controllers/api/v1/auctions_controller.rb
index de8e94442..9a01f4e68 100644
--- a/app/controllers/api/v1/auctions_controller.rb
+++ b/app/controllers/api/v1/auctions_controller.rb
@@ -44,7 +44,7 @@ module Api
       private
 
       def serializable_hash(auction)
-        { id: auction.uuid, domain: auction.domain, status: auction.status }
+        { id: auction.uuid, domain: auction.domain, status: auction.status, platform: auction.platform }
       end
 
       def serializable_hash_for_update_action(auction)