diff --git a/playbooks/include/vm-create.yml b/playbooks/include/vm-create.yml
index af1cc39..d2a6e63 100644
--- a/playbooks/include/vm-create.yml
+++ b/playbooks/include/vm-create.yml
@@ -10,7 +10,7 @@
     extra_disks: >-
       {% if datadisk_size is defined %}
       {% for num in range(datadisk_size|count) %}
-      --disk /srv/libvirt/data/{{ inventory_hostname }}.{{ letters[num] }}.img,cache=none,format=raw,size={{ datadisk_size[num] }}
+      --disk /srv/libvirt/data/{{ inventory_hostname }}.{{ letters[num] }}.img,cache=none,format=raw,bus=virtio,size={{ datadisk_size[num] }}
       {% endfor %}
       {% endif %}
     virt_install_network: >-
@@ -61,7 +61,7 @@
           --graphics none --boot useserial=on --serial pty --noautoconsole \
           --controller usb,model=none --sound none --memory {{ mem_size }} \
           --vcpus {{ num_cpus }} --cpu host-passthrough \
-          --disk /srv/libvirt/os/{{ inventory_hostname }}.a.img,cache=none,format=raw,size={{ dsk_size }} \
+          --disk /srv/libvirt/os/{{ inventory_hostname }}.a.img,cache=none,format=raw,bus=virtio,size={{ dsk_size }} \
           {{ extra_disks }} --initrd-inject {{ tmpdir.path }}/include.ks \
           {{ virt_install_network }} \
           {{ virt_install_os_args }}