diff --git a/libraries/plugins/peerplays_sidechain/bitcoin/bitcoin_address.cpp b/libraries/plugins/peerplays_sidechain/bitcoin/bitcoin_address.cpp
index ed4041b7..b13208b8 100755
--- a/libraries/plugins/peerplays_sidechain/bitcoin/bitcoin_address.cpp
+++ b/libraries/plugins/peerplays_sidechain/bitcoin/bitcoin_address.cpp
@@ -372,4 +372,71 @@ void btc_one_or_m_of_n_multisig_address::create_segwit_address() {
    address = segwit_addr::encode(hrp, 0, hash_data);
 }
 
+btc_one_or_weighted_multisig_address::btc_one_or_weighted_multisig_address(const fc::ecc::public_key &user_key_data,
+                                                                           const std::vector<std::pair<fc::ecc::public_key, uint16_t> > &keys_data,
+                                                                           bitcoin_address::network ntype)
+{
+   network_type = ntype;
+   create_redeem_script(user_key_data, keys_data);
+   create_witness_script();
+   create_segwit_address();
+   type = payment_type::P2WSH;
+}
+
+void btc_one_or_weighted_multisig_address::create_redeem_script(const fc::ecc::public_key &user_key_data, const std::vector<std::pair<fc::ecc::public_key, uint16_t> > &keys_data)
+{
+   script_builder builder;
+   builder << user_key_data.serialize();
+   builder << op::CHECKSIG;
+   builder << op::IF;
+   builder << op::_1;
+   builder << op::ELSE;
+   uint32_t total_weight = 0;
+   builder << uint32_t(0);
+   for (auto &p : keys_data) {
+      total_weight += p.second;
+      builder << op::SWAP;
+      builder << p.first.serialize();
+      builder << op::CHECKSIG;
+      builder << op::IF;
+      builder << uint32_t(p.second);
+      builder << op::ADD;
+      builder << op::ENDIF;
+   }
+   uint32_t threshold_weight = 2 * total_weight / 3;
+   builder << threshold_weight;
+   builder << op::GREATERTHANOREQUAL;
+   builder << op::ENDIF;
+   redeem_script_ = builder;
+   fc::sha256 sh = fc::sha256::hash(redeem_script_);
+   raw_address = bytes(sh.data(), sh.data() + sh.data_size());
+}
+
+void btc_one_or_weighted_multisig_address::create_witness_script()
+{
+   script_builder builder;
+   builder << op::_0;
+   builder << fc::sha256::hash(redeem_script_.data(), redeem_script_.size());
+   witness_script_ = builder;
+}
+
+void btc_one_or_weighted_multisig_address::create_segwit_address()
+{
+   std::string hrp;
+   switch (network_type) {
+   case (network::mainnet):
+      hrp = "bc";
+      break;
+   case (network::testnet):
+      hrp = "tb";
+      break;
+   case (network::regtest):
+      hrp = "bcrt";
+      break;
+   }
+   fc::sha256 sh = fc::sha256::hash(&redeem_script_[0], redeem_script_.size());
+   std::vector<uint8_t> hash_data(sh.data(), sh.data() + sh.data_size());
+   address = segwit_addr::encode(hrp, 0, hash_data);
+}
+
 } } }
diff --git a/libraries/plugins/peerplays_sidechain/include/graphene/peerplays_sidechain/bitcoin/bitcoin_address.hpp b/libraries/plugins/peerplays_sidechain/include/graphene/peerplays_sidechain/bitcoin/bitcoin_address.hpp
index 9b249347..df467ceb 100755
--- a/libraries/plugins/peerplays_sidechain/include/graphene/peerplays_sidechain/bitcoin/bitcoin_address.hpp
+++ b/libraries/plugins/peerplays_sidechain/include/graphene/peerplays_sidechain/bitcoin/bitcoin_address.hpp
@@ -175,6 +175,26 @@ public:
    bytes witness_script_;
 };
 
+class btc_one_or_weighted_multisig_address : public bitcoin_address {
+public:
+   btc_one_or_weighted_multisig_address() = default;
+   btc_one_or_weighted_multisig_address(const fc::ecc::public_key &user_key_data, const std::vector<std::pair<fc::ecc::public_key, uint16_t>>& keys_data,
+                                      network network_type = network::regtest);
+   bytes get_redeem_script() const {
+      return redeem_script_;
+   }
+   bytes get_witness_script() const {
+      return witness_script_;
+   }
+private:
+   void create_redeem_script(const fc::ecc::public_key &user_key_data, const std::vector<std::pair<fc::ecc::public_key, uint16_t>>& keys_data);
+   void create_witness_script();
+   void create_segwit_address();
+public:
+   bytes redeem_script_;
+   bytes witness_script_;
+};
+
 } } }
 
 FC_REFLECT_ENUM(graphene::peerplays_sidechain::bitcoin::bitcoin_address::network,