diff --git a/src/autoyast-rnc/partitioning.rnc b/src/autoyast-rnc/partitioning.rnc
index ad0e0dc9f..a0c9d85a2 100644
--- a/src/autoyast-rnc/partitioning.rnc
+++ b/src/autoyast-rnc/partitioning.rnc
@@ -70,6 +70,7 @@ y2_partition =
   | part_loop_fs
   | part_lv_name
   | part_lvm_group
+  | part_mkfs_options
   | part_mount
   | part_mountby
   | part_filesystem_id
@@ -196,6 +197,7 @@ part_label = element label { STRING }
 part_uuid = element uuid { STRING }
 part_loop_fs =
   element loop_fs { BOOLEAN }
+part_mkfs_options = element mkfs_options { STRING }
 part_mount = element mount { STRING }
 part_mountby =
   element mountby { SYMBOL }