diff --git a/frida_core/src/android_tun.rs b/frida_core/src/android_tun.rs
index f633ad5..de9e3db 100644
--- a/frida_core/src/android_tun.rs
+++ b/frida_core/src/android_tun.rs
@@ -4,6 +4,7 @@ use std::error::Error;
 use std::os::fd::FromRawFd;
 
 use std::fs::File;
+use std::io::{Write, Read};
 
 use libc::fdopen;
 use std::ffi::CString;