diff --git a/MAINTAINERS b/MAINTAINERS
index 2201dd4..234b7d2 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1251,7 +1251,7 @@
 F: hw/acpi/piix4.c
 F: hw/acpi/ich9.c
 F: include/hw/acpi/ich9.h
-F: include/hw/acpi/piix4.h
+F: include/hw/southbridge/piix.h
 F: hw/misc/sga.c
 F: hw/isa/apm.c
 F: include/hw/isa/apm.h
@@ -1757,6 +1757,7 @@
 M: Philippe Mathieu-Daudé <f4bug@amsat.org>
 S: Maintained
 F: hw/isa/piix4.c
+F: include/hw/southbridge/piix.h
 
 Firmware configuration (fw_cfg)
 M: Philippe Mathieu-Daudé <philmd@redhat.com>