diff --git a/ethbloom/Cargo.toml b/ethbloom/Cargo.toml
index 81c49b7..5df4aac 100644
--- a/ethbloom/Cargo.toml
+++ b/ethbloom/Cargo.toml
@@ -17,7 +17,7 @@ serde = { version = "1.0", optional = true }
 
 [dev-dependencies]
 rand = { version = "0.4" }
-rustc-hex = "1.0.0"
+rustc-hex = "2.0"
 
 [features]
 default = ["std", "heapsizeof", "serialize", "fixed-hash/libc"]
diff --git a/ethbloom/src/lib.rs b/ethbloom/src/lib.rs
index 78a8d77..8c59623 100644
--- a/ethbloom/src/lib.rs
+++ b/ethbloom/src/lib.rs
@@ -7,8 +7,8 @@
 //!
 //! fn main() {
 //! 	let bloom: Bloom = "00000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002020000000000000000000000000000000000000000000008000000001000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000".into();
-//! 	let address = "ef2d6d194084c2de36e0dabfce45d046b37d1106".from_hex().unwrap();
-//! 	let topic = "02c69be41d0b7e40352fc85be1cd65eb03d40ef8427a0ca4596b1ead9a00e9fc".from_hex().unwrap();
+//! 	let address: Vec<u8> = "ef2d6d194084c2de36e0dabfce45d046b37d1106".from_hex().unwrap();
+//! 	let topic: Vec<u8> = "02c69be41d0b7e40352fc85be1cd65eb03d40ef8427a0ca4596b1ead9a00e9fc".from_hex().unwrap();
 //! 	
 //! 	let mut my_bloom = Bloom::default();
 //! 	assert!(!my_bloom.contains_input(Input::Raw(&address)));
@@ -261,8 +261,8 @@ mod tests {
 	#[test]
 	fn it_works() {
 		let bloom: Bloom = "00000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002020000000000000000000000000000000000000000000008000000001000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000".into();
-		let address = "ef2d6d194084c2de36e0dabfce45d046b37d1106".from_hex().unwrap();
-		let topic = "02c69be41d0b7e40352fc85be1cd65eb03d40ef8427a0ca4596b1ead9a00e9fc".from_hex().unwrap();
+		let address: Vec<u8> = "ef2d6d194084c2de36e0dabfce45d046b37d1106".from_hex().unwrap();
+		let topic: Vec<u8> = "02c69be41d0b7e40352fc85be1cd65eb03d40ef8427a0ca4596b1ead9a00e9fc".from_hex().unwrap();
 
 		let mut my_bloom = Bloom::default();
 		assert!(!my_bloom.contains_input(Input::Raw(&address)));