diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c
index bedac0d4c9cecf8b13c0e16dc1c69215dc843ecb..b131f2d885d4a56e8d7ec40c59db38723245d1c0 100644
--- a/drivers/tty/serial/mpc52xx_uart.c
+++ b/drivers/tty/serial/mpc52xx_uart.c
@@ -598,7 +598,7 @@ static struct psc_ops mpc512x_psc_ops = {
 };
 #endif
 
-static struct psc_ops *psc_ops;
+static const struct psc_ops *psc_ops;
 
 /* ======================================================================== */
 /* UART operations                                                          */