diff --git a/substrate/client/rpc-spec-v2/src/chain_head/subscription/inner.rs b/substrate/client/rpc-spec-v2/src/chain_head/subscription/inner.rs
index 73fe0d2d9958..3e1bd23776d3 100644
--- a/substrate/client/rpc-spec-v2/src/chain_head/subscription/inner.rs
+++ b/substrate/client/rpc-spec-v2/src/chain_head/subscription/inner.rs
@@ -784,7 +784,7 @@ mod tests {
 	use super::*;
 	use jsonrpsee::ConnectionId;
 	use sc_block_builder::BlockBuilderBuilder;
-	use sc_service::client::new_in_mem;
+	use sc_service::client::new_with_backend;
 	use sp_consensus::BlockOrigin;
 	use sp_core::{testing::TaskExecutor, H256};
 	use substrate_test_runtime_client::{
diff --git a/substrate/client/rpc-spec-v2/src/chain_head/tests.rs b/substrate/client/rpc-spec-v2/src/chain_head/tests.rs
index 5b94aaef35ba..21e8365622a1 100644
--- a/substrate/client/rpc-spec-v2/src/chain_head/tests.rs
+++ b/substrate/client/rpc-spec-v2/src/chain_head/tests.rs
@@ -34,7 +34,7 @@ use jsonrpsee::{
 use sc_block_builder::BlockBuilderBuilder;
 use sc_client_api::ChildInfo;
 use sc_rpc::testing::TokioTestExecutor;
-use sc_service::client::new_in_mem;
+use sc_service::client::new_with_backend;
 use sp_blockchain::HeaderBackend;
 use sp_consensus::BlockOrigin;
 use sp_core::{