diff --git a/src/Termios.php b/src/Termios.php
index bca7e69..ae9652e 100644
--- a/src/Termios.php
+++ b/src/Termios.php
@@ -60,7 +60,7 @@ class Termios {
 
 		$termios = clone $instance->originalTermios;
 		$termios->c_iflag &= ~(C::BRKINT | C::ICRNL | C::INPCK | C::ISTRIP | C::IXON);
-		$termios->c_oflag &= ~(C::OPOST);
+		$termios->c_oflag = 0; // &= ~(C::OPOST);
 		$termios->c_cflag |= (C::CS8);
 		$termios->c_lflag &= ~( C::ECHO | C::ICANON | C::IEXTEN | C::ISIG );
 		$termios->c_cc[C::VMIN] = 0;