diff --git a/src/drivers/smmstore/smi.c b/src/drivers/smmstore/smi.c
index 877ed20add..b21423e90e 100644
--- a/src/drivers/smmstore/smi.c
+++ b/src/drivers/smmstore/smi.c
@@ -2,6 +2,7 @@
 
 #include <console/console.h>
 #include <commonlib/region.h>
+#include <cpu/x86/smm.h>
 #include <smmstore.h>
 #include <stddef.h>
 #include <stdint.h>
diff --git a/src/soc/intel/skylake/romstage/romstage.c b/src/soc/intel/skylake/romstage/romstage.c
index 9ae854d67b..99f444ad5e 100644
--- a/src/soc/intel/skylake/romstage/romstage.c
+++ b/src/soc/intel/skylake/romstage/romstage.c
@@ -4,6 +4,7 @@
 #include <arch/symbols.h>
 #include <assert.h>
 #include <cpu/x86/msr.h>
+#include <cpu/x86/smm.h>
 #include <cbmem.h>
 #include <console/console.h>
 #include <device/pci_def.h>