diff --git a/arch/arm/boot/dts/renesas/r8a7779-marzen.dts b/arch/arm/boot/dts/renesas/r8a7779-marzen.dts
index 9b13e8d1538b..b1715bf04d84 100644
--- a/arch/arm/boot/dts/renesas/r8a7779-marzen.dts
+++ b/arch/arm/boot/dts/renesas/r8a7779-marzen.dts
@@ -58,17 +58,15 @@
 		pinctrl-0 = <&keypad0_pins>;
 		pinctrl-names = "default";
 
-		interrupt-parent = <&gpio0>;
-
 		key-1 {
-			interrupts = <17 IRQ_TYPE_EDGE_FALLING>;
+			interrupts-extended = <&gpio0 17 IRQ_TYPE_EDGE_FALLING>;
 			linux,code = <KEY_1>;
 			label = "SW1-1";
 			wakeup-source;
 			debounce-interval = <20>;
 		};
 		key-2 {
-			interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
+			interrupts-extended = <&gpio0 18 IRQ_TYPE_EDGE_FALLING>;
 			linux,code = <KEY_2>;
 			label = "SW1-2";
 			wakeup-source;