diff --git a/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi b/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
index 2623ceb..a163582 100644
--- a/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
@@ -22,13 +22,13 @@
 		st,stm32prog-gpios = <&gpioa 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
 	};
 
-#if defined(CONFIG_STM32MP15x_STM32IMAGE) || defined(CONFIG_SPL)
+#if defined(CONFIG_STM32MP15X_STM32IMAGE) || defined(CONFIG_SPL)
 	config {
 		u-boot,mmc-env-partition = "ssbl";
 	};
 #endif
 
-#ifdef CONFIG_STM32MP15x_STM32IMAGE
+#ifdef CONFIG_STM32MP15X_STM32IMAGE
 	/* only needed for boot with TF-A, witout FIP support */
 	firmware {
 		optee {