diff --git a/arch/arm/boot/dts/renesas/r7s72100-genmai.dts b/arch/arm/boot/dts/renesas/r7s72100-genmai.dts
index 28e703e0f152..226bcff180bb 100644
--- a/arch/arm/boot/dts/renesas/r7s72100-genmai.dts
+++ b/arch/arm/boot/dts/renesas/r7s72100-genmai.dts
@@ -228,3 +228,8 @@
 		spi-max-frequency = <5000000>;
 	};
 };
+
+&wdt {
+	timeout-sec = <60>;
+	status = "okay";
+};