diff --git a/hw/misc/macio/macio.c b/hw/misc/macio/macio.c
index c661f86c2160efd9496f77fc4e4b674ced6af40b..adb990e565541d5e0cfd91aec025b9a45fc42507 100644
--- a/hw/misc/macio/macio.c
+++ b/hw/misc/macio/macio.c
@@ -393,6 +393,7 @@ static void macio_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_APPLE;
     k->class_id = PCI_CLASS_OTHERS << 8;
     dc->props = macio_properties;
+    set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories);
 }
 
 static const TypeInfo macio_oldworld_type_info = {