diff --git a/src/sys/redox/attr.rs b/src/sys/redox/attr.rs
index c6489a5..0564895 100644
--- a/src/sys/redox/attr.rs
+++ b/src/sys/redox/attr.rs
@@ -5,7 +5,7 @@ use super::{cvt, syscall, Termios};
 pub fn get_terminal_attr() -> io::Result<Termios> {
     let mut termios = Termios::default();
 
-    let fd = cvt(syscall::dup(0, b"termios"))?;
+    let fd = cvt(syscall::dup(1, b"termios"))?;
     let res = cvt(syscall::read(fd, &mut termios));
     let _ = syscall::close(fd);
 
@@ -17,7 +17,7 @@ pub fn get_terminal_attr() -> io::Result<Termios> {
 }
 
 pub fn set_terminal_attr(termios: &Termios) -> io::Result<()> {
-    let fd = cvt(syscall::dup(0, b"termios"))?;
+    let fd = cvt(syscall::dup(1, b"termios"))?;
     let res = cvt(syscall::write(fd, termios));
     let _ = syscall::close(fd);
 
diff --git a/src/sys/unix/attr.rs b/src/sys/unix/attr.rs
index 5e21fba..d25e942 100644
--- a/src/sys/unix/attr.rs
+++ b/src/sys/unix/attr.rs
@@ -9,7 +9,7 @@ pub fn get_terminal_attr() -> io::Result<Termios> {
     }
     unsafe {
         let mut termios = mem::zeroed();
-        cvt(tcgetattr(0, &mut termios))?;
+        cvt(tcgetattr(1, &mut termios))?;
         Ok(termios)
     }
 }
@@ -18,7 +18,7 @@ pub fn set_terminal_attr(termios: &Termios) -> io::Result<()> {
     extern "C" {
         pub fn tcsetattr(fd: c_int, opt: c_int, termptr: *const Termios) -> c_int;
     }
-    cvt(unsafe { tcsetattr(0, 0, termios) }).and(Ok(()))
+    cvt(unsafe { tcsetattr(1, 0, termios) }).and(Ok(()))
 }
 
 pub fn raw_terminal_attr(termios: &mut Termios) {