diff --git a/ethcore/src/blockchain/blockchain.rs b/ethcore/src/blockchain/blockchain.rs
index e79f1668c..f412a8240 100644
--- a/ethcore/src/blockchain/blockchain.rs
+++ b/ethcore/src/blockchain/blockchain.rs
@@ -40,8 +40,6 @@ pub struct BlockChainConfig {
 	pub pref_cache_size: usize,
 	/// Maximum cache size in bytes.
 	pub max_cache_size: usize,
-	/// Prefer journal rather than archive.
-	pub prefer_journal: bool,
 }
 
 impl Default for BlockChainConfig {
@@ -49,7 +47,6 @@ impl Default for BlockChainConfig {
 		BlockChainConfig {
 			pref_cache_size: 1 << 14,
 			max_cache_size: 1 << 20,
-			prefer_journal: false,
 		}
 	}
 }