diff --git a/Cargo.toml b/Cargo.toml
index 8dc2bd2a7..8450bf1b8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,6 @@ flate2 = "0.2"
 rocksdb = "0.2.1"
 
 evmjit = { path = "rust-evmjit", optional = true }
-rustc-serialize = "0.3"
 
 [features]
 jit = ["evmjit"]
diff --git a/src/extras.rs b/src/extras.rs
index d9a0fa08b..f394e790b 100644
--- a/src/extras.rs
+++ b/src/extras.rs
@@ -62,15 +62,14 @@ pub struct BlockDetails {
 
 impl Decodable for BlockDetails {
 	fn decode<D>(decoder: &D) -> Result<Self, DecoderError> where D: Decoder {
-		decoder.read_list(| d | {
-			let details = BlockDetails {
-				number: try!(Decodable::decode(&d[0])),
-				total_difficulty: try!(Decodable::decode(&d[1])),
-				parent: try!(Decodable::decode(&d[2])),
-				children: try!(Decodable::decode(&d[3]))
-			};
-			Ok(details)
-		})
+		let d = try!(decoder.as_list());
+		let details = BlockDetails {
+			number: try!(Decodable::decode(&d[0])),
+			total_difficulty: try!(Decodable::decode(&d[1])),
+			parent: try!(Decodable::decode(&d[2])),
+			children: try!(Decodable::decode(&d[3]))
+		};
+		Ok(details)
 	}
 }
 
diff --git a/src/lib.rs b/src/lib.rs
index 3ba3b63be..cc1240233 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -76,7 +76,6 @@ extern crate flate2;
 extern crate rocksdb;
 
 extern crate env_logger;
-extern crate rustc_serialize;
 #[cfg(feature = "jit" )]
 extern crate evmjit;
 extern crate ethcore_util as util;