diff --git a/ethcore/src/blockchain/best_block.rs b/ethcore/src/blockchain/best_block.rs
index 8dc67ed09..00c092713 100644
--- a/ethcore/src/blockchain/best_block.rs
+++ b/ethcore/src/blockchain/best_block.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-use util::common::{U256,H256};
+use util::numbers::{U256,H256};
 use header::BlockNumber;
 
 /// Best block info.
diff --git a/ethcore/src/blockchain/block_info.rs b/ethcore/src/blockchain/block_info.rs
index fbfc0fd96..ce639bfed 100644
--- a/ethcore/src/blockchain/block_info.rs
+++ b/ethcore/src/blockchain/block_info.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-use util::common::{U256,H256};
+use util::numbers::{U256,H256};
 use header::BlockNumber;
 
 /// Brief info about inserted block.
diff --git a/ethcore/src/blockchain/bloom_indexer.rs b/ethcore/src/blockchain/bloom_indexer.rs
index 51a4f61bf..a672a5445 100644
--- a/ethcore/src/blockchain/bloom_indexer.rs
+++ b/ethcore/src/blockchain/bloom_indexer.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-use util::common::H256;
+use util::numbers::H256;
 use chainfilter::BloomIndex;
 
 /// Represents location of block bloom in extras database.
diff --git a/ethcore/src/blockchain/tree_route.rs b/ethcore/src/blockchain/tree_route.rs
index 4532236aa..3c4906449 100644
--- a/ethcore/src/blockchain/tree_route.rs
+++ b/ethcore/src/blockchain/tree_route.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-use util::common::H256;
+use util::numbers::H256;
 
 /// Represents a tree route between `from` block and `to` block:
 #[derive(Debug)]
diff --git a/ethcore/src/blockchain/update.rs b/ethcore/src/blockchain/update.rs
index 526efac73..6be2647d3 100644
--- a/ethcore/src/blockchain/update.rs
+++ b/ethcore/src/blockchain/update.rs
@@ -1,5 +1,5 @@
 use std::collections::HashMap;
-use util::common::H256;
+use util::numbers::H256;
 use header::BlockNumber;
 use blockchain::block_info::BlockInfo;
 use extras::{BlockDetails, BlockReceipts, TransactionAddress, BlocksBlooms};