diff --git a/libraries/chain/db_maint.cpp b/libraries/chain/db_maint.cpp
index 0eb0c22183..91d4edc88d 100644
--- a/libraries/chain/db_maint.cpp
+++ b/libraries/chain/db_maint.cpp
@@ -527,8 +527,11 @@ void database::process_budget()
          - rec.from_accumulated_fees )
          - rec.from_unused_witness_budget;
 
-      modify(core, [&rec,&witness_budget,&worker_budget,&leftover_worker_funds,&dpo]
-                   ( asset_dynamic_data_object& _core )
+      modify(core, [&rec
+#ifndef NDEBUG
+                    ,&witness_budget,&worker_budget,&leftover_worker_funds,&dpo
+#endif
+                   ] ( asset_dynamic_data_object& _core )
       {
          _core.current_supply = (_core.current_supply + rec.supply_delta );
 
diff --git a/tests/tests/p2p_node_tests.cpp b/tests/tests/p2p_node_tests.cpp
index 0faa8844df..610858531c 100644
--- a/tests/tests/p2p_node_tests.cpp
+++ b/tests/tests/p2p_node_tests.cpp
@@ -60,7 +60,7 @@ class test_delegate : public graphene::net::peer_connection_delegate
    {
    }
    void on_message( graphene::net::peer_connection* originating_peer,
-         const graphene::net::message& received_message )
+         const graphene::net::message& received_message ) override
    {
       ilog( "on_message was called with ${msg}", ("msg",received_message) );
       try {