diff --git a/dts/arm/st/mp1/stm32mp157.dtsi b/dts/arm/st/mp1/stm32mp157.dtsi
index b9db3c86e17..86ab207c955 100644
--- a/dts/arm/st/mp1/stm32mp157.dtsi
+++ b/dts/arm/st/mp1/stm32mp157.dtsi
@@ -156,9 +156,9 @@
 			};
 		};
 
-		wwdg1: watchdog@4000a000 {
+		wwdg: wwdg1: watchdog@4000a000 {
 			compatible = "st,stm32-window-watchdog";
-			reg = <0x4000A000 0x400>;
+			reg = <0x4000a000 0x400>;
 			clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000800>;
 			label = "WWDG_1";
 			interrupts = <0 7>;
diff --git a/dts/arm/st/u5/stm32u5.dtsi b/dts/arm/st/u5/stm32u5.dtsi
index ce26a45d394..29554a5ff6c 100644
--- a/dts/arm/st/u5/stm32u5.dtsi
+++ b/dts/arm/st/u5/stm32u5.dtsi
@@ -222,7 +222,7 @@
 			status = "disabled";
 		};
 
-		wwdg1: watchdog@40002c00 {
+		wwdg: wwdg1: watchdog@40002c00 {
 			compatible = "st,stm32-window-watchdog";
 			reg = <0x40002c00 0x1000>;
 			clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000800>;