diff --git a/src/runtime2/stdlib/internet.rs b/src/runtime2/stdlib/internet.rs
index a3d150a9efea7e821564ec0521e37461918cb2dc..19235bcc6ba9280a75aa6770ad44135da2f89485 100644
--- a/src/runtime2/stdlib/internet.rs
+++ b/src/runtime2/stdlib/internet.rs
@@ -1,13 +1,12 @@
 use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
 use std::mem::size_of;
-use std::io::{Error as IoError, ErrorKind as IoErrorKind};
+use std::io::Error as IoError;
 
 use libc::{
     c_int,
     sockaddr_in, sockaddr_in6, in_addr, in6_addr,
     socket, bind, listen, accept, connect, close,
 };
-use mio::{event, Interest, Registry, Token};
 
 use crate::runtime2::poll::{AsFileDescriptor, FileDescriptor};