diff --git a/libraries/chain/include/graphene/chain/event_object.hpp b/libraries/chain/include/graphene/chain/event_object.hpp
index ae69dc0e..199f38af 100644
--- a/libraries/chain/include/graphene/chain/event_object.hpp
+++ b/libraries/chain/include/graphene/chain/event_object.hpp
@@ -88,7 +88,13 @@ typedef multi_index_container<
 typedef generic_index<event_object, event_object_multi_index_type> event_object_index;
 } } // graphene::chain
 
-FC_REFLECT(graphene::chain::event_object, (name)(season)(start_time)(event_group_id)(at_least_one_betting_market_group_settled)(scores))
+FC_REFLECT_DERIVED(graphene::chain::event_object, (graphene::db::object),
+                   (name)
+                   (season)
+                   (start_time)
+                   (event_group_id)
+                   (at_least_one_betting_market_group_settled)
+                   (scores))
 
 GRAPHENE_EXTERNAL_SERIALIZATION( extern, graphene::chain::event_object )