diff --git a/plugins/producer_plugin/include/eosio/producer_plugin/qc_chain.hpp.bkp b/plugins/producer_plugin/include/eosio/producer_plugin/qc_chain.hpp.bkp
deleted file mode 100644
index 8b177295cf..0000000000
--- a/plugins/producer_plugin/include/eosio/producer_plugin/qc_chain.hpp.bkp
+++ /dev/null
@@ -1,70 +0,0 @@
-#pragma once
-#include <eosio/chain/hotstuff.hpp>
-#include <eosio/chain_plugin/chain_plugin.hpp>
-#include <fc/crypto/bls_utils.hpp>
-
-namespace eosio { namespace chain {
-   
-        const uint32_t INTERUPT_TIMEOUT = 6; //sufficient timeout for new leader to be selected
-
-        class qc_chain {
-          public:
-
-                qc_chain( ){};
-                ~qc_chain(){};
-
-                name get_proposer();
-                name get_leader();
-                name get_incoming_leader();
-
-                bool is_quorum_met(eosio::chain::quorum_certificate qc, extended_schedule schedule, hs_proposal_message proposal);
-
-                std::vector<producer_authority> get_finalizers();
-
-                hs_proposal_message new_proposal_candidate(block_id_type block_id, uint8_t phase_counter);
-                hs_new_block_message new_block_candidate(block_id_type block_id);
-
-                void init(chain_plugin& chain_plug, std::set<chain::account_name> my_producers);
-
-                block_header_state_ptr get_block_header( const block_id_type& id );
-
-                bool am_i_proposer();
-                bool am_i_leader();
-                bool am_i_finalizer();
-
-                void process_proposal(hs_proposal_message msg);
-                void process_vote(hs_vote_message msg);
-                void process_new_view(hs_new_view_message msg);
-                void process_new_block(hs_new_block_message msg);
-
-                void broadcast_hs_proposal(hs_proposal_message msg);
-                void broadcast_hs_vote(hs_vote_message msg);
-                void broadcast_hs_new_view(hs_new_view_message msg);
-                void broadcast_hs_new_block(hs_new_block_message msg);
-
-                bool extends(fc::sha256 descendant, fc::sha256 ancestor);
-
-                void on_beat(block_state& hbs);
-
-                void update_high_qc(eosio::chain::quorum_certificate high_qc);
-
-                void on_leader_rotate();
-
-                bool is_node_safe(hs_proposal_message proposal);
-
-                std::vector<hs_proposal_message> get_qc_chain(fc::sha256 proposal_id);
-                
-                void on_hs_vote_msg(hs_vote_message msg); //confirmation msg event handler
-                void on_hs_proposal_msg(hs_proposal_message msg); //consensus msg event handler
-                void on_hs_new_view_msg(hs_new_view_message msg); //new view msg event handler
-                void on_hs_new_block_msg(hs_new_block_message msg); //new block msg event handler
-
-                void update(hs_proposal_message proposal);
-                void commit(hs_proposal_message proposal);
-
-                void clear_old_data(uint64_t cutoff);
-
-                std::mutex      _hotstuff_state_mutex;
-
-        };
-}} /// eosio::qc_chain
\ No newline at end of file