diff --git a/drivers/tty/serial/owl-uart.c b/drivers/tty/serial/owl-uart.c
index 683b05478ade0905c215654143b1ab6c96533806..b9c85936533475a115205823b4bcdd4f6b13105b 100644
--- a/drivers/tty/serial/owl-uart.c
+++ b/drivers/tty/serial/owl-uart.c
@@ -473,7 +473,7 @@ static void owl_uart_config_port(struct uart_port *port, int flags)
 	}
 }
 
-static struct uart_ops owl_uart_ops = {
+static const struct uart_ops owl_uart_ops = {
 	.set_mctrl = owl_uart_set_mctrl,
 	.get_mctrl = owl_uart_get_mctrl,
 	.tx_empty = owl_uart_tx_empty,