diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index ecbff2732401..39ecdaacac4d 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -322,7 +322,6 @@ rtc: rtc@40002800 {
 			assigned-clock-parents = <&rcc 1 CLK_LSE>;
 			interrupt-parent = <&exti>;
 			interrupts = <17 1>;
-			interrupt-names = "alarm";
 			st,syscfg = <&pwrcfg 0x00 0x100>;
 			status = "disabled";
 		};