diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index f700bfaef129384808cb204374667803c76c0c3b..8d924727d6f0a03ef305e325702b3bfeda21390b 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -2392,8 +2392,12 @@ static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
 	int best_clk = -1;
 	unsigned long flags;
 
-	if ((termios->c_cflag & CSIZE) == CS7)
+	if ((termios->c_cflag & CSIZE) == CS7) {
 		smr_val |= SCSMR_CHR;
+	} else {
+		termios->c_cflag &= ~CSIZE;
+		termios->c_cflag |= CS8;
+	}
 	if (termios->c_cflag & PARENB)
 		smr_val |= SCSMR_PE;
 	if (termios->c_cflag & PARODD)