diff --git a/cloud-config.yml b/cloud-config.yml
index 2b43226..eab98ca 100644
--- a/cloud-config.yml
+++ b/cloud-config.yml
@@ -31,4 +31,7 @@ rancher:
       override: false
     interfaces:
       eth0:
-        dhcp: true
\ No newline at end of file
+        dhcp: true
+  state:
+    autoformat:
+      - /dev/sda
\ No newline at end of file