diff --git a/soc/arm/arm/mps2/Kconfig.soc b/soc/arm/arm/mps2/Kconfig.soc
index 8258556a4dd..fa01f2ebff7 100644
--- a/soc/arm/arm/mps2/Kconfig.soc
+++ b/soc/arm/arm/mps2/Kconfig.soc
@@ -11,5 +11,7 @@ depends on SOC_SERIES_MPS2
 config SOC_MPS2_AN385
 	bool "ARM Cortex-M3 SMM on V2M-MPS2 (Application Note AN385)"
 	select CPU_CORTEX_M3
+	select CPU_HAS_ARM_MPU
+	select MPU_REQUIRES_POWER_OF_TWO_ALIGNMENT
 
 endchoice