diff --git a/substrate/node/src/service.rs b/substrate/node/src/service.rs
index 7d768fab..19618220 100644
--- a/substrate/node/src/service.rs
+++ b/substrate/node/src/service.rs
@@ -10,6 +10,8 @@ use sc_transaction_pool::FullPool;
 use sc_network::NetworkService;
 use sc_service::{error::Error as ServiceError, Configuration, TaskManager, TFullClient};
 
+use sc_client_api::BlockBackend;
+
 use sc_telemetry::{Telemetry, TelemetryWorker};
 
 pub(crate) use sc_tendermint::{