diff --git a/libraries/plugins/peerplays_sidechain/sidechain_net_handler_bitcoin.cpp b/libraries/plugins/peerplays_sidechain/sidechain_net_handler_bitcoin.cpp
index edf56dd5..55f396bc 100644
--- a/libraries/plugins/peerplays_sidechain/sidechain_net_handler_bitcoin.cpp
+++ b/libraries/plugins/peerplays_sidechain/sidechain_net_handler_bitcoin.cpp
@@ -1871,7 +1871,14 @@ std::string sidechain_net_handler_bitcoin::sign_transaction_psbt(const sidechain
 
 std::string sidechain_net_handler_bitcoin::sign_transaction_standalone(const sidechain_transaction_object &sto) {
 
-   return "";
+   std::string pubkey = plugin.get_current_son_object().signing_key.at(sidechain);
+   std::string prvkey = get_private_key(pubkey);
+   std::tx = sto.transaction;
+
+   std::tx_signature = "";
+
+   complete = true;
+   return tx_signature;
 }
 
 std::string sidechain_net_handler_bitcoin::send_transaction_raw(const sidechain_transaction_object &sto) {