diff --git a/MAINTAINERS b/MAINTAINERS
index 20460ce254..eb9ee6178a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1675,6 +1675,7 @@ F: hw/i2c/smbus_ich9.c
 F: hw/acpi/piix4.c
 F: hw/acpi/ich9*.c
 F: include/hw/acpi/ich9*.h
+F: include/hw/southbridge/ich9.h
 F: include/hw/southbridge/piix.h
 F: hw/misc/sga.c
 F: hw/isa/apm.c
diff --git a/include/hw/i386/ich9.h b/include/hw/southbridge/ich9.h
similarity index 99%
rename from include/hw/i386/ich9.h
rename to include/hw/southbridge/ich9.h
index 3125863049..7004eecbf9 100644
--- a/include/hw/i386/ich9.h
+++ b/include/hw/southbridge/ich9.h
@@ -1,5 +1,5 @@
-#ifndef HW_ICH9_H
-#define HW_ICH9_H
+#ifndef HW_SOUTHBRIDGE_ICH9_H
+#define HW_SOUTHBRIDGE_ICH9_H
 
 #include "hw/isa/apm.h"
 #include "hw/acpi/ich9.h"
@@ -242,4 +242,4 @@ struct ICH9LPCState {
 #define ICH9_LPC_SMI_F_CPU_HOTPLUG_BIT          1
 #define ICH9_LPC_SMI_F_CPU_HOT_UNPLUG_BIT       2
 
-#endif /* HW_ICH9_H */
+#endif /* HW_SOUTHBRIDGE_ICH9_H */
diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
index 54bb3d83b3..d23bfcaa6b 100644
--- a/hw/acpi/ich9.c
+++ b/hw/acpi/ich9.c
@@ -36,7 +36,7 @@
 #include "hw/acpi/acpi.h"
 #include "hw/acpi/ich9_tco.h"
 
-#include "hw/i386/ich9.h"
+#include "hw/southbridge/ich9.h"
 #include "hw/mem/pc-dimm.h"
 #include "hw/mem/nvdimm.h"
 
diff --git a/hw/acpi/ich9_tco.c b/hw/acpi/ich9_tco.c
index fbf97f81f4..1540f4fd46 100644
--- a/hw/acpi/ich9_tco.c
+++ b/hw/acpi/ich9_tco.c
@@ -9,7 +9,7 @@
 
 #include "qemu/osdep.h"
 #include "sysemu/watchdog.h"
-#include "hw/i386/ich9.h"
+#include "hw/southbridge/ich9.h"
 #include "migration/vmstate.h"
 
 #include "hw/acpi/ich9_tco.h"
diff --git a/hw/i2c/smbus_ich9.c b/hw/i2c/smbus_ich9.c
index f0dd3cb147..18d40e93c1 100644
--- a/hw/i2c/smbus_ich9.c
+++ b/hw/i2c/smbus_ich9.c
@@ -27,7 +27,7 @@
 #include "migration/vmstate.h"
 #include "qemu/module.h"
 
-#include "hw/i386/ich9.h"
+#include "hw/southbridge/ich9.h"
 #include "qom/object.h"
 #include "hw/acpi/acpi_aml_interface.h"
 
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 1bb73c3e9a..d27921fd8f 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -55,10 +55,10 @@
 #include "hw/hyperv/vmbus-bridge.h"
 
 /* Supported chipsets: */
+#include "hw/southbridge/ich9.h"
 #include "hw/southbridge/piix.h"
 #include "hw/acpi/pcihp.h"
 #include "hw/i386/fw_cfg.h"
-#include "hw/i386/ich9.h"
 #include "hw/i386/pc.h"
 #include "hw/pci/pci_bus.h"
 #include "hw/pci-host/i440fx.h"
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index da2fa11b6f..93b34027a3 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -40,7 +40,6 @@
 #include "hw/qdev-properties.h"
 #include "hw/i386/x86.h"
 #include "hw/i386/pc.h"
-#include "hw/i386/ich9.h"
 #include "hw/i386/amd_iommu.h"
 #include "hw/i386/intel_iommu.h"
 #include "hw/display/ramfb.h"
@@ -48,6 +47,7 @@
 #include "hw/ide/pci.h"
 #include "hw/ide/ahci.h"
 #include "hw/intc/ioapic.h"
+#include "hw/southbridge/ich9.h"
 #include "hw/usb.h"
 #include "hw/usb/hcd-uhci.h"
 #include "qapi/error.h"
diff --git a/hw/isa/lpc_ich9.c b/hw/isa/lpc_ich9.c
index ce946760bb..96fd500502 100644
--- a/hw/isa/lpc_ich9.c
+++ b/hw/isa/lpc_ich9.c
@@ -40,7 +40,7 @@
 #include "hw/irq.h"
 #include "hw/isa/apm.h"
 #include "hw/pci/pci.h"
-#include "hw/i386/ich9.h"
+#include "hw/southbridge/ich9.h"
 #include "hw/i386/pc.h"
 #include "hw/acpi/acpi.h"
 #include "hw/acpi/ich9.h"
diff --git a/hw/pci-bridge/i82801b11.c b/hw/pci-bridge/i82801b11.c
index f3b4a14611..0e83cd11b2 100644
--- a/hw/pci-bridge/i82801b11.c
+++ b/hw/pci-bridge/i82801b11.c
@@ -45,7 +45,7 @@
 #include "hw/pci/pci_bridge.h"
 #include "migration/vmstate.h"
 #include "qemu/module.h"
-#include "hw/i386/ich9.h"
+#include "hw/southbridge/ich9.h"
 
 /*****************************************************************************/
 /* ICH9 DMI-to-PCI bridge */
diff --git a/tests/qtest/tco-test.c b/tests/qtest/tco-test.c
index d865e95dfc..0547d41173 100644
--- a/tests/qtest/tco-test.c
+++ b/tests/qtest/tco-test.c
@@ -14,7 +14,7 @@
 #include "libqos/pci-pc.h"
 #include "qapi/qmp/qdict.h"
 #include "hw/pci/pci_regs.h"
-#include "hw/i386/ich9.h"
+#include "hw/southbridge/ich9.h"
 #include "hw/acpi/ich9.h"
 #include "hw/acpi/ich9_tco.h"
 
