diff --git a/hw/m68k/q800.c b/hw/m68k/q800.c
index 9da46f4456..50fc7de9a2 100644
--- a/hw/m68k/q800.c
+++ b/hw/m68k/q800.c
@@ -406,10 +406,12 @@ static void q800_machine_init(MachineState *machine)
 
     /* SWIM floppy controller */
 
-    dev = qdev_new(TYPE_SWIM);
-    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
+    object_initialize_child(OBJECT(machine), "swim", &m->swim,
+                            TYPE_SWIM);
+    sysbus = SYS_BUS_DEVICE(&m->swim);
+    sysbus_realize(sysbus, &error_fatal);
     memory_region_add_subregion(&m->macio, SWIM_BASE - IO_BASE,
-                                sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0));
+                                sysbus_mmio_get_region(sysbus, 0));
 
     /* NuBus */
 
diff --git a/include/hw/m68k/q800.h b/include/hw/m68k/q800.h
index 8f23e0c4c6..06e095ae29 100644
--- a/include/hw/m68k/q800.h
+++ b/include/hw/m68k/q800.h
@@ -33,6 +33,7 @@
 #include "hw/char/escc.h"
 #include "hw/or-irq.h"
 #include "hw/scsi/esp.h"
+#include "hw/block/swim.h"
 
 /*
  * The main Q800 machine
@@ -50,6 +51,7 @@ struct Q800MachineState {
     ESCCState escc;
     OrIRQState escc_orgate;
     SysBusESPState esp;
+    Swim swim;
     MemoryRegion macio;
     MemoryRegion macio_alias;
 };