diff --git a/.werft/vm/manifests.ts b/.werft/vm/manifests.ts
index 2b3e358f9fa944..571479430f758c 100644
--- a/.werft/vm/manifests.ts
+++ b/.werft/vm/manifests.ts
@@ -73,7 +73,7 @@ spec:
             - name: system
               bootOrder: 1
               disk:
-                bus: scsi
+                bus: virtio
             - name: cloudinitdisk
               disk:
                 bus: virtio