diff --git a/src/client.rs b/src/client.rs
index 7bd8107..8bb7e87 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -1,6 +1,6 @@
 use std::net::{TcpStream, ToSocketAddrs};
 use openssl::ssl::{SslContext, SslStream};
-use std::io::{ErrorKind, Read, Write};
+use std::io::{Read, Write};
 use std::io::{self};
 
 use super::mailbox::Mailbox;
diff --git a/src/error.rs b/src/error.rs
index 8084b46..b03045c 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -1,5 +1,3 @@
-extern crate openssl;
-
 use std::io::{self};
 use std::result;
 use std::fmt::{self};