diff --git a/libraries/chain/include/graphene/chain/confidential_evaluator.hpp b/libraries/chain/include/graphene/chain/confidential_evaluator.hpp
index 1964795f..03ba271d 100644
--- a/libraries/chain/include/graphene/chain/confidential_evaluator.hpp
+++ b/libraries/chain/include/graphene/chain/confidential_evaluator.hpp
@@ -88,4 +88,4 @@ class blind_transfer_evaluator : public evaluator<blind_transfer_evaluator>
 
 } } // namespace graphene::chain
 
-FC_REFLECT( graphene::chain::blinded_balance_object, (commitment)(asset_id)(owner) )
+FC_REFLECT_DERIVED( graphene::chain::blinded_balance_object, (graphene::db::object), (commitment)(asset_id)(owner) )
diff --git a/libraries/chain/include/graphene/chain/protocol/types.hpp b/libraries/chain/include/graphene/chain/protocol/types.hpp
index ea9abae5..94c8a58e 100644
--- a/libraries/chain/include/graphene/chain/protocol/types.hpp
+++ b/libraries/chain/include/graphene/chain/protocol/types.hpp
@@ -168,6 +168,7 @@ namespace graphene { namespace chain {
    class vesting_balance_object;
    class worker_object;
    class balance_object;
+   class blinded_balance_object;
 
    typedef object_id< protocol_ids, account_object_type,            account_object>               account_id_type;
    typedef object_id< protocol_ids, asset_object_type,              asset_object>                 asset_id_type;
@@ -213,6 +214,7 @@ namespace graphene { namespace chain {
    typedef object_id< implementation_ids, impl_chain_property_object_type,   chain_property_object>                     chain_property_id_type;
    typedef object_id< implementation_ids, impl_witness_schedule_object_type, witness_schedule_object>                   witness_schedule_id_type;
    typedef object_id< implementation_ids, impl_budget_record_object_type, budget_record_object >                        budget_record_id_type;
+   typedef object_id< implementation_ids, impl_blinded_balance_object_type, blinded_balance_object >                    blinded_balance_id_type;
 
    typedef fc::array<char, GRAPHENE_MAX_ASSET_SYMBOL_LENGTH>    symbol_type;
    typedef fc::ripemd160                                        block_id_type;