diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
index fdd0a6c79e..4e74284b65 100644
--- a/hw/acpi/ich9.c
+++ b/hw/acpi/ich9.c
@@ -39,6 +39,7 @@
 
 #include "hw/i386/ich9.h"
 #include "hw/mem/pc-dimm.h"
+#include "hw/mem/nvdimm.h"
 
 //#define DEBUG
 
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index 6d621c31e7..b84dbba2c3 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -38,6 +38,7 @@
 #include "hw/acpi/cpu.h"
 #include "hw/hotplug.h"
 #include "hw/mem/pc-dimm.h"
+#include "hw/mem/nvdimm.h"
 #include "hw/acpi/memory_hotplug.h"
 #include "hw/acpi/acpi_dev_interface.h"
 #include "hw/xen/xen.h"