diff --git a/Cargo.toml b/Cargo.toml
index f16859a..529ca33 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,6 +8,7 @@ keywords = ["embedded", "w5500", "iot", "arm", "embedded-hal-driver"]
 categories = ["embedded", "hardware-support", "no-std", "network-programming"]
 license = "MIT OR Apache-2.0"
 readme = "README.md"
+edition = "2018"
 
 [dependencies]
 byteorder = { version = "1.3.2", default-features = false }
diff --git a/src/lib.rs b/src/lib.rs
index 8a6d8b2..a38966c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,17 +1,13 @@
 #![no_std]
 #![deny(intra_doc_link_resolution_failure)]
 
-extern crate byteorder;
-extern crate embedded_hal as hal;
-
 #[macro_use(block)]
 extern crate nb;
 
-use hal::digital::v2::OutputPin;
-use hal::spi::FullDuplex;
-
 use byteorder::BigEndian;
 use byteorder::ByteOrder;
+use embedded_hal::digital::v2::OutputPin;
+use embedded_hal::spi::FullDuplex;
 
 const COMMAND_READ: u8 = 0x00 << 2;
 const COMMAND_WRITE: u8 = 0x01 << 2;