diff --git a/mirror-image/template.json b/mirror-image/template.json
index c79bf90..dc62f90 100644
--- a/mirror-image/template.json
+++ b/mirror-image/template.json
@@ -139,7 +139,7 @@
           "8096M"
         ],
         [
-          "-fda",
+          "-cdrom",
           "config-drive/cloudata.iso"
         ],
         [