diff --git a/libraries/chain/account_object.cpp b/libraries/chain/account_object.cpp
index a68c8260..9b89b024 100644
--- a/libraries/chain/account_object.cpp
+++ b/libraries/chain/account_object.cpp
@@ -136,21 +136,6 @@ void account_statistics_object::pay_fee( share_type core_fee, share_type cashbac
       pending_vested_fees += core_fee;
 }
 
-void account_object::options_type::validate() const
-{
-   auto needed_witnesses = num_witness;
-   auto needed_committee = num_committee;
-
-   for( vote_id_type id : votes )
-      if( id.type() == vote_id_type::witness && needed_witnesses )
-         --needed_witnesses;
-      else if ( id.type() == vote_id_type::committee && needed_committee )
-         --needed_committee;
-
-   FC_ASSERT( needed_witnesses == 0 && needed_committee == 0,
-              "May not specify fewer witnesses or committee members than the number voted for.");
-}
-
 set<account_id_type> account_member_index::get_account_members(const account_object& a)const
 {
    set<account_id_type> result;
diff --git a/libraries/chain/protocol/account.cpp b/libraries/chain/protocol/account.cpp
index 003af663..3742914d 100644
--- a/libraries/chain/protocol/account.cpp
+++ b/libraries/chain/protocol/account.cpp
@@ -141,6 +141,21 @@ bool is_cheap_name( const string& n )
    return false;
 }
 
+void account_options::validate() const
+{
+   auto needed_witnesses = num_witness;
+   auto needed_committee = num_committee;
+
+   for( vote_id_type id : votes )
+      if( id.type() == vote_id_type::witness && needed_witnesses )
+         --needed_witnesses;
+      else if ( id.type() == vote_id_type::committee && needed_committee )
+         --needed_committee;
+
+   FC_ASSERT( needed_witnesses == 0 && needed_committee == 0,
+              "May not specify fewer witnesses or committee members than the number voted for.");
+}
+
 share_type account_create_operation::calculate_fee( const fee_parameters_type& k )const
 {
    auto core_fee_required = k.basic_fee;