diff --git a/8250-serial.c b/8250-serial.c
index c612cc6..2b8e65d 100644
--- a/8250-serial.c
+++ b/8250-serial.c
@@ -30,7 +30,7 @@ static struct serial8250_device device = {
 	.irq			= 4,
 
 	.iir			= UART_IIR_NO_INT,
-	.lsr			= UART_LSR_THRE,
+	.lsr			= UART_LSR_TEMT | UART_LSR_THRE,
 };
 
 static int read_char(int fd)