diff --git a/sync/src/lib.rs b/sync/src/lib.rs
index 9bf715f07..6f28fc320 100644
--- a/sync/src/lib.rs
+++ b/sync/src/lib.rs
@@ -34,14 +34,14 @@
 //! use std::env;
 //! use std::sync::Arc;
 //! use util::network::{NetworkService, NetworkConfiguration};
-//! use ethcore::client::Client;
+//! use ethcore::client::{Client, ClientConfig};
 //! use ethsync::{EthSync, SyncConfig};
 //! use ethcore::ethereum;
 //!
 //! fn main() {
 //! 	let mut service = NetworkService::start(NetworkConfiguration::new()).unwrap();
 //! 	let dir = env::temp_dir();
-//! 	let client = Client::new(ethereum::new_frontier(), &dir, service.io().channel()).unwrap();
+//! 	let client = Client::new(ClientConfig::default(), ethereum::new_frontier(), &dir, service.io().channel()).unwrap();
 //! 	EthSync::register(&mut service, SyncConfig::default(), client);
 //! }
 //! ```
diff --git a/sync/src/tests/helpers.rs b/sync/src/tests/helpers.rs
index 05b190573..6f4392104 100644
--- a/sync/src/tests/helpers.rs
+++ b/sync/src/tests/helpers.rs
@@ -15,8 +15,7 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 use util::*;
-use ethcore::client::{BlockChainClient, BlockStatus, TreeRoute, BlockChainInfo, TransactionId, BlockId};
-use ethcore::BlockQueueInfo;
+use ethcore::client::{BlockChainClient, BlockStatus, TreeRoute, BlockChainInfo, TransactionId, BlockId, BlockQueueInfo};
 use ethcore::header::{Header as BlockHeader, BlockNumber};
 use ethcore::error::*;
 use io::SyncIo;
@@ -242,7 +241,8 @@ impl BlockChainClient for TestBlockChainClient {
 			verified_queue_size: 0,
 			unverified_queue_size: 0,
 			verifying_queue_size: 0,
-			max_unverified: 0,
+			max_queue_size: 0,
+			max_mem_use: 0,
 			mem_used: 0,
 		}
 	}