diff --git a/src/security/intel/stm/Kconfig b/src/security/intel/stm/Kconfig
index 144deeda9e..618217f686 100644
--- a/src/security/intel/stm/Kconfig
+++ b/src/security/intel/stm/Kconfig
@@ -1,12 +1,8 @@
-
-config PLATFORM_SUPPORTS_STM
-	bool
-	depends on SMM_TSEG
-
 config STM
 	bool "Enable STM"
 	default n
-	depends on PLATFORM_SUPPORTS_STM
+	depends on ENABLE_VMX
+	depends on SMM_TSEG
 	select USE_BLOBS
 
 	help
diff --git a/src/soc/intel/skylake/Kconfig b/src/soc/intel/skylake/Kconfig
index 0340282c90..7382df0134 100644
--- a/src/soc/intel/skylake/Kconfig
+++ b/src/soc/intel/skylake/Kconfig
@@ -44,7 +44,6 @@ config CPU_SPECIFIC_OPTIONS
 	select NO_FIXED_XIP_ROM_SIZE
 	select PARALLEL_MP
 	select PARALLEL_MP_AP_WORK
-	select PLATFORM_SUPPORTS_STM
 	select PLATFORM_USES_FSP2_0
 	select REG_SCRIPT
 	select SA_ENABLE_DPR