diff --git a/src/southbridge/amd/pi/hudson/lpc.c b/src/southbridge/amd/pi/hudson/lpc.c
index e65fd83..6c3561f 100644
--- a/src/southbridge/amd/pi/hudson/lpc.c
+++ b/src/southbridge/amd/pi/hudson/lpc.c
@@ -14,6 +14,7 @@
  * GNU General Public License for more details.
  */
 
+#include <amdblocks/acpimmio.h>
 #include <console/console.h>
 #include <device/device.h>
 #include <device/pci.h>