diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi
index 9b7fc68380e9..d22295285113 100644
--- a/arch/arm/boot/dts/stm32h743.dtsi
+++ b/arch/arm/boot/dts/stm32h743.dtsi
@@ -487,7 +487,6 @@ rtc: rtc@58004000 {
 			assigned-clock-parents = <&rcc LSE_CK>;
 			interrupt-parent = <&exti>;
 			interrupts = <17 IRQ_TYPE_EDGE_RISING>;
-			interrupt-names = "alarm";
 			st,syscfg = <&pwrcfg 0x00 0x100>;
 			status = "disabled";
 		};