diff --git a/node/miner/src/miner_id.rs b/node/miner/src/miner_id.rs
index bf638d5..16f692f 100644
--- a/node/miner/src/miner_id.rs
+++ b/node/miner/src/miner_id.rs
@@ -5,17 +5,20 @@ use ethereum_types::Address;
use ethers::contract::ContractCall;
use ethers::contract::EthEvent;
use std::sync::Arc;
+use storage::log_store::log_manager::DATA_DB_KEY;
use storage::H256;
use storage_async::Store;
const MINER_ID: &str = "mine.miner_id";
pub async fn load_miner_id(store: &Store) -> storage::error::Result