diff --git a/src/northbridge/intel/gm45/acpi.c b/src/northbridge/intel/gm45/acpi.c
index ef152db..82b6221 100644
--- a/src/northbridge/intel/gm45/acpi.c
+++ b/src/northbridge/intel/gm45/acpi.c
@@ -20,6 +20,7 @@
 #include <arch/acpigen.h>
 #include <device/device.h>
 #include <device/pci.h>
+#include <device/pci_def.h>
 #include <device/pci_ops.h>
 
 #include "gm45.h"
diff --git a/src/northbridge/intel/gm45/northbridge.c b/src/northbridge/intel/gm45/northbridge.c
index 2625447..5ccafbb 100644
--- a/src/northbridge/intel/gm45/northbridge.c
+++ b/src/northbridge/intel/gm45/northbridge.c
@@ -15,6 +15,7 @@
 
 #include <cbmem.h>
 #include <console/console.h>
+#include <device/pci_def.h>
 #include <device/pci_ops.h>
 #include <stdint.h>
 #include <device/device.h>
diff --git a/src/northbridge/intel/pineview/northbridge.c b/src/northbridge/intel/pineview/northbridge.c
index c082586..4193498 100644
--- a/src/northbridge/intel/pineview/northbridge.c
+++ b/src/northbridge/intel/pineview/northbridge.c
@@ -16,6 +16,7 @@
 
 #include <cbmem.h>
 #include <console/console.h>
+#include <device/pci_def.h>
 #include <device/pci_ops.h>
 #include <stdint.h>
 #include <device/device.h>
diff --git a/src/northbridge/intel/x4x/northbridge.c b/src/northbridge/intel/x4x/northbridge.c
index b7f9aaa..ef34a2e 100644
--- a/src/northbridge/intel/x4x/northbridge.c
+++ b/src/northbridge/intel/x4x/northbridge.c
@@ -16,6 +16,7 @@
 
 #include <cbmem.h>
 #include <console/console.h>
+#include <device/pci_def.h>
 #include <device/pci_ops.h>
 #include <stdint.h>
 #include <device/device.h>