diff --git a/libraries/chain/include/eos/chain/types.hpp b/libraries/chain/include/eos/chain/types.hpp
index f731f548a32..0cfb844caa5 100644
--- a/libraries/chain/include/eos/chain/types.hpp
+++ b/libraries/chain/include/eos/chain/types.hpp
@@ -171,7 +171,7 @@ namespace eos { namespace chain {
       transaction_object_type,
       producer_object_type,
       chain_property_object_type,
-      transaction_history_object_type, ///< Defined by account_history_plugin library
+      transaction_history_object_type, ///< Defined by account_history_plugin
       balance_object_type, ///< Defined by native_contract library
       staked_balance_object_type, ///< Defined by native_contract library
       producer_votes_object_type, ///< Defined by native_contract library