diff --git a/soc/arm/nxp_lpc/lpc55xxx/Kconfig.soc b/soc/arm/nxp_lpc/lpc55xxx/Kconfig.soc
index bc78617afc2..dd83e283759 100644
--- a/soc/arm/nxp_lpc/lpc55xxx/Kconfig.soc
+++ b/soc/arm/nxp_lpc/lpc55xxx/Kconfig.soc
@@ -14,6 +14,7 @@ config SOC_LPC55S69_CPU0
 	select CPU_HAS_ARM_MPU
 	select CPU_HAS_FPU
 	select ARMV8_M_DSP
+	select ARM_SECURE_FIRMWARE
 
 config SOC_LPC55S69_CPU1
 	bool "SOC_LPC55S69 M33 [CPU 1]"