diff --git a/Cargo.toml b/Cargo.toml
index ffa09b1..d3eef04 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,13 +1,14 @@
 [package]
-name = "bn"
-version = "0.4.4"
-authors = ["Sean Bowe <ewillbefull@gmail.com>"]
+name = "substrate-bn"
+version = "0.5.0"
+authors = ["Sean Bowe <ewillbefull@gmail.com>", "Parity Technologies <admin@parity.io>"]
 description = "Pairing cryptography with the Barreto-Naehrig curve"
 keywords = ["pairing","crypto","cryptography"]
 readme = "README.md"
-homepage = "https://github.com/zcash/bn"
-repository = "https://github.com/zcash/bn"
+homepage = "https://github.com/paritytech/bn"
+repository = "https://github.com/paritytech/bn"
 license = "MIT OR Apache-2.0"
+edition = "2018"
 
 [features]
 default = ["rustc-serialize"]
diff --git a/benches/api.rs b/benches/api.rs
index de5b5b0..1653610 100644
--- a/benches/api.rs
+++ b/benches/api.rs
@@ -1,10 +1,6 @@
 #![feature(test)]
-extern crate bincode;
-extern crate bn;
-extern crate rand;
-extern crate test;
 
-use bn::*;
+use substrate_bn::*;
 use bincode::SizeLimit::Infinite;
 use bincode::rustc_serialize::{decode, encode};
 
diff --git a/examples/dh.rs b/examples/dh.rs
index c0f89b9..8f3cdeb 100644
--- a/examples/dh.rs
+++ b/examples/dh.rs
@@ -1,10 +1,7 @@
 // This is an example of three-party Diffie-Hellman key exchange
 // Requires two rounds
 
-extern crate bn;
-extern crate rand;
-
-use bn::*;
+use substrate_bn::*;
 
 fn main() {
     let rng = &mut rand::thread_rng();
diff --git a/examples/joux.rs b/examples/joux.rs
index 88cb53b..ce0fec4 100644
--- a/examples/joux.rs
+++ b/examples/joux.rs
@@ -1,6 +1,4 @@
-extern crate bn;
-extern crate rand;
-use bn::{Group, Fr, G1, G2, pairing};
+use substrate_bn::{Group, Fr, G1, G2, pairing};
 
 fn main() {
     let rng = &mut rand::thread_rng();
diff --git a/tests/serialization.rs b/tests/serialization.rs
index 801306e..7cfee88 100644
--- a/tests/serialization.rs
+++ b/tests/serialization.rs
@@ -1,11 +1,6 @@
 #![cfg(feature = "rustc-serialize")]
 
-extern crate rand;
-extern crate bn;
-extern crate bincode;
-extern crate rustc_serialize;
-
-use bn::*;
+use substrate_bn::*;
 
 use bincode::SizeLimit::Infinite;
 use bincode::rustc_serialize::{encode, decode};