diff --git a/src/governor.cairo b/src/governor.cairo
index aa46367..099a7bf 100644
--- a/src/governor.cairo
+++ b/src/governor.cairo
@@ -94,9 +94,6 @@ pub trait IGovernor<TContractState> {
 
     // Sends a message to L1 via syscall
     fn send_message_to_l1(self: @TContractState, to_address: EthAddress, payload: Span<felt252>);
-
-    // Migrates to the latest version of storage layout, from the version of storage before v2.1.0
-    fn _migrate_old_config_storage(ref self: TContractState);
 }
 
 #[starknet::contract(account)]
@@ -469,29 +466,6 @@ pub mod Governor {
 
             send_message_to_l1_syscall(to_address.into(), payload).expect('SYSCALL_FAILED')
         }
-
-        fn _migrate_old_config_storage(ref self: ContractState) {
-            let old_config_storage_address = storage_base_address_from_felt252(selector!("config"));
-            let old_config: Config = Store::read(0, old_config_storage_address).unwrap();
-            // voting period of 0 is assumed to be invalid
-            assert(old_config.voting_period.is_non_zero(), 'NO_OLD_CONFIG');
-            self.config_versions.write(0, old_config);
-            self.emit(Reconfigured { version: 0, new_config: old_config });
-            Store::write(
-                0,
-                old_config_storage_address,
-                Config {
-                    voting_start_delay: 0,
-                    voting_period: 0,
-                    voting_weight_smoothing_duration: 0,
-                    quorum: 0,
-                    proposal_creation_threshold: 0,
-                    execution_delay: 0,
-                    execution_window: 0,
-                },
-            )
-                .expect('FAILED_TO_DELETE');
-        }
     }
 
     // This implementation exists solely for the purpose of allowing simulation of calls from the