diff --git a/src/currency_core/miner.cpp b/src/currency_core/miner.cpp
index 8f4f9f82..d52e51e2 100644
--- a/src/currency_core/miner.cpp
+++ b/src/currency_core/miner.cpp
@@ -124,14 +124,6 @@ namespace currency
   //-----------------------------------------------------------------------------------------------------
   void miner::do_print_hashrate(bool do_hr)
   {
-#ifdef _DEBUG
-    currency::asset_descriptor_operation ado;
-    std::stringstream ss;
-    bool r = tools::portble_serialize_obj_to_stream(ado, ss);
-    std::cout << r;
-#endif
-
-    
     m_do_print_hashrate = do_hr;
   }
   //-----------------------------------------------------------------------------------------------------