diff --git a/share/ramdisk.ltmpl b/share/ramdisk.ltmpl
index b8c85e10..35b91b18 100644
--- a/share/ramdisk.ltmpl
+++ b/share/ramdisk.ltmpl
@@ -440,6 +440,7 @@ module "st"
 module "sunrpc"
 module "tcic"
 module "ub"
+module "udf"
 module "uhci-hcd"
 module "ums-alauda"
 module "ums-cypress"