diff --git a/hw/s390-virtio-bus.c b/hw/s390-virtio-bus.c
index f78725fa91..b5d1f2be16 100644
--- a/hw/s390-virtio-bus.c
+++ b/hw/s390-virtio-bus.c
@@ -503,6 +503,8 @@ static int s390_virtio_busdev_init(DeviceState *dev)
     VirtIOS390Device *_dev = (VirtIOS390Device *)dev;
     VirtIOS390DeviceClass *_info = VIRTIO_S390_DEVICE_GET_CLASS(dev);
 
+    virtio_s390_bus_new(&_dev->bus, _dev);
+
     return _info->init(_dev);
 }
 
diff --git a/hw/s390-virtio-bus.h b/hw/s390-virtio-bus.h
index ffc6f88a89..438b37fd82 100644
--- a/hw/s390-virtio-bus.h
+++ b/hw/s390-virtio-bus.h
@@ -96,6 +96,7 @@ struct VirtIOS390Device {
     virtio_net_conf net;
     VirtIOSCSIConf scsi;
     VirtIORNGConf rng;
+    VirtioBusState bus;
 };
 
 typedef struct VirtIOS390Bus {