diff --git a/drivers/pinctrl/renesas/pfc-r8a779f0.c b/drivers/pinctrl/renesas/pfc-r8a779f0.c
index 417c357f16b1..65c141ce909a 100644
--- a/drivers/pinctrl/renesas/pfc-r8a779f0.c
+++ b/drivers/pinctrl/renesas/pfc-r8a779f0.c
@@ -1213,7 +1213,7 @@ static const unsigned int tsn1_avtp_pps_pins[] = {
 	RCAR_GP_PIN(3, 13),
 };
 static const unsigned int tsn1_avtp_pps_mux[] = {
-	TSN0_AVTP_PPS_MARK,
+	TSN1_AVTP_PPS_MARK,
 };
 static const unsigned int tsn1_avtp_capture_a_pins[] = {
 	/* TSN1_AVTP_CAPTURE_A */