diff --git a/tests/virtio-9p-test.c b/tests/virtio-9p-test.c
index 9556291567a47cc43d4f02f65fa6dd4dbc6a04ce..43a1ad813fdaf41226b614c9865879ea7365984a 100644
--- a/tests/virtio-9p-test.c
+++ b/tests/virtio-9p-test.c
@@ -80,7 +80,7 @@ static void qvirtio_9p_pci_stop(QVirtIO9P *v9p)
 {
     qvirtqueue_cleanup(v9p->dev->bus, v9p->vq, v9p->qs->alloc);
     qvirtio_pci_device_disable(container_of(v9p->dev, QVirtioPCIDevice, vdev));
-    g_free(v9p->dev);
+    qvirtio_pci_device_free((QVirtioPCIDevice *)v9p->dev);
     qvirtio_9p_stop(v9p);
 }