diff --git a/libraries/plugins/peerplays_sidechain/sidechain_net_handler_ethereum.cpp b/libraries/plugins/peerplays_sidechain/sidechain_net_handler_ethereum.cpp
index c4f3dd87..10531317 100644
--- a/libraries/plugins/peerplays_sidechain/sidechain_net_handler_ethereum.cpp
+++ b/libraries/plugins/peerplays_sidechain/sidechain_net_handler_ethereum.cpp
@@ -23,18 +23,6 @@
 
 namespace graphene { namespace peerplays_sidechain {
 
-std::string string_to_hex(const std::string& in)
-{
-   std::stringstream ss;
-
-   ss << std::hex << std::setfill('0');
-   for (size_t i = 0; in.length() > i; ++i) {
-      ss << std::setw(2) << static_cast<unsigned int>(static_cast<unsigned char>(in[i]));
-   }
-
-   return ss.str();
-}
-
 ethereum_rpc_client::ethereum_rpc_client(const std::string &url, const std::string &user_name, const std::string &password, bool debug_rpc_calls) :
       rpc_client(url, user_name, password, debug_rpc_calls) {
 }
@@ -91,7 +79,7 @@ std::string ethereum_rpc_client::get_transaction_receipt(const std::string& para
          data += (boost::format("%x") % boost::io::group(std::setw(64), std::setfill('0'), owner.second)).str();
       }
       data += (boost::format("%x") % boost::io::group(std::setw(64), std::setfill('0'), object_id.size())).str();
-      data += string_to_hex(object_id) + std::string( (64 - object_id.size() * 2 % 64), '0' );
+      data += boost::algorithm::hex(object_id) + std::string( (64 - object_id.size() * 2 % 64), '0' );
 
       return data;
    }();
@@ -668,7 +656,7 @@ std::string sidechain_net_handler_ethereum::create_primary_wallet_transaction(co
          data += (boost::format("%x") % boost::io::group(std::setw(64), std::setfill('0'), owner.second)).str();
       }
       data += (boost::format("%x") % boost::io::group(std::setw(64), std::setfill('0'), object_id.size())).str();
-      data += string_to_hex(object_id) + std::string( (64 - object_id.size() * 2 % 64), '0' );
+      data += boost::algorithm::hex(object_id) + std::string( (64 - object_id.size() * 2 % 64), '0' );
 
       return data;
    }();