diff --git a/arch/x86/lib/init_helpers.c b/arch/x86/lib/init_helpers.c
index 2a186fc..420393b 100644
--- a/arch/x86/lib/init_helpers.c
+++ b/arch/x86/lib/init_helpers.c
@@ -19,7 +19,7 @@
 
 int init_cache_f_r(void)
 {
-#if defined(CONFIG_X86_RESET_VECTOR) & !defined(CONFIG_HAVE_FSP)
+#if CONFIG_IS_ENABLED(X86_32BIT_INIT) && !defined(CONFIG_HAVE_FSP)
 	int ret;
 
 	ret = mtrr_commit(false);