diff --git a/soc/st/stm32/Kconfig.defconfig b/soc/st/stm32/Kconfig.defconfig
index b214f103723..9b06788796f 100644
--- a/soc/st/stm32/Kconfig.defconfig
+++ b/soc/st/stm32/Kconfig.defconfig
@@ -60,4 +60,7 @@ config MEMC_STM32
 config USE_DT_CODE_PARTITION
 	default y if TRUSTED_EXECUTION_NONSECURE
 
+config BUILD_WITH_TFM
+	default y if TRUSTED_EXECUTION_NONSECURE
+
 endif # SOC_FAMILY_STM32