diff --git a/db/src/indexed_block.rs b/db/src/indexed_block.rs
index b11061c7..5f4af5b7 100644
--- a/db/src/indexed_block.rs
+++ b/db/src/indexed_block.rs
@@ -1,5 +1,5 @@
 use primitives::hash::H256;
-use chain::{Block, BlockHeader, OutPoint, TransactionOutput, merkle_root};
+use chain::{Block, OutPoint, TransactionOutput, merkle_root};
 use serialization::Serializable;
 use indexed_header::IndexedBlockHeader;
 use indexed_transaction::IndexedTransaction;
@@ -18,7 +18,7 @@ impl PreviousTransactionOutputProvider for IndexedBlock {
 	}
 
 	fn is_spent(&self, _prevout: &OutPoint) -> bool {
-		unimplemented!();
+		false
 	}
 }
 
@@ -45,10 +45,6 @@ impl IndexedBlock {
 		&self.header.hash
 	}
 
-	pub fn header(&self) -> &BlockHeader {
-		&self.header.raw
-	}
-
 	pub fn to_raw_block(self) -> Block {
 		Block::new(self.header.raw, self.transactions.into_iter().map(|tx| tx.raw).collect())
 	}
diff --git a/db/src/storage.rs b/db/src/storage.rs
index 0032a1ff..434eca78 100644
--- a/db/src/storage.rs
+++ b/db/src/storage.rs
@@ -190,7 +190,7 @@ impl Storage {
 			);
 		}
 
-		for tx in accepted_txs {
+		for tx in accepted_txs.iter().skip(1) {
 			context.meta.insert(
 				tx.hash.clone(),
 				TransactionMeta::new(number, tx.raw.outputs.len())
diff --git a/sync/src/blocks_writer.rs b/sync/src/blocks_writer.rs
index a3c7985e..489fcdba 100644
--- a/sync/src/blocks_writer.rs
+++ b/sync/src/blocks_writer.rs
@@ -48,7 +48,7 @@ impl BlocksWriter {
 			return Ok(());
 		}
 		// verify && insert only if parent block is already in the storage
-		if !self.storage.contains_block(db::BlockRef::Hash(indexed_block.header().previous_header_hash.clone())) {
+		if !self.storage.contains_block(db::BlockRef::Hash(indexed_block.header.raw.previous_header_hash.clone())) {
 			self.orphaned_blocks_pool.insert_orphaned_block(indexed_block.hash().clone(), indexed_block);
 			// we can't hold many orphaned blocks in memory during import
 			if self.orphaned_blocks_pool.len() > MAX_ORPHANED_BLOCKS {
diff --git a/sync/src/orphan_blocks_pool.rs b/sync/src/orphan_blocks_pool.rs
index 702a539b..4e2e3dab 100644
--- a/sync/src/orphan_blocks_pool.rs
+++ b/sync/src/orphan_blocks_pool.rs
@@ -42,7 +42,7 @@ impl OrphanBlocksPool {
 	/// Insert orphaned block, for which we have already requested its parent block
 	pub fn insert_orphaned_block(&mut self, hash: H256, block: IndexedBlock) {
 		self.orphaned_blocks
-			.entry(block.header().previous_header_hash.clone())
+			.entry(block.header.raw.previous_header_hash.clone())
 			.or_insert_with(HashMap::new)
 			.insert(hash, block);
 	}
diff --git a/sync/src/synchronization_chain.rs b/sync/src/synchronization_chain.rs
index 2c7ccc03..b40e51ae 100644
--- a/sync/src/synchronization_chain.rs
+++ b/sync/src/synchronization_chain.rs
@@ -352,7 +352,7 @@ impl Chain {
 
 	/// Insert new best block to storage
 	pub fn insert_best_block(&mut self, hash: H256, block: &IndexedBlock) -> Result<BlockInsertionResult, db::Error> {
-		let is_appending_to_main_branch = self.best_storage_block.hash == block.header().previous_header_hash;
+		let is_appending_to_main_branch = self.best_storage_block.hash == block.header.raw.previous_header_hash;
 
 		// insert to storage
 		let storage_insertion = try!(self.storage.insert_indexed_block(&block));
diff --git a/sync/src/synchronization_client.rs b/sync/src/synchronization_client.rs
index 954970f9..66811efe 100644
--- a/sync/src/synchronization_client.rs
+++ b/sync/src/synchronization_client.rs
@@ -1466,7 +1466,7 @@ impl<T> SynchronizationClientCore<T> where T: TaskExecutor {
 				}
 
 				// check parent block state
-				let parent_block_state = chain.block_state(&block.header().previous_header_hash);
+				let parent_block_state = chain.block_state(&block.header.raw.previous_header_hash);
 				match parent_block_state {
 					BlockState::Unknown | BlockState::DeadEnd => {
 						if parent_block_state == BlockState::DeadEnd {
@@ -1510,7 +1510,7 @@ impl<T> SynchronizationClientCore<T> where T: TaskExecutor {
 						let blocks_hashes_to_forget: Vec<_> = blocks_to_verify.iter().map(|t| t.0.clone()).collect();
 						chain.forget_blocks_leave_header(&blocks_hashes_to_forget);
 						// remember that we are verifying these blocks
-						let blocks_headers_to_verify: Vec<_> = blocks_to_verify.iter().map(|&(ref h, ref b)| (h.clone(), b.header().clone())).collect();
+						let blocks_headers_to_verify: Vec<_> = blocks_to_verify.iter().map(|&(ref h, ref b)| (h.clone(), b.header.raw.clone())).collect();
 						chain.verify_blocks(blocks_headers_to_verify);
 						// remember that we are verifying block from this peer
 						for verifying_block_hash in blocks_to_verify.iter().map(|&(ref h, _)| h.clone()) {