diff --git a/debian.cfg b/debian.cfg
index a3dfe9d..e30e4d9 100644
--- a/debian.cfg
+++ b/debian.cfg
@@ -39,16 +39,6 @@ d-i time/zone string Asia/Shanghai
 d-i partman-auto/method string regular
 d-i partman-lvm/device_remove_lvm boolean true
 d-i partman-md/device_remove_md boolean true
-
-d-i partman-auto/expert_recipe string
-      boot-root ::                                            \
-              5120 1 112640 ext4                              \
-                     $primary{ } $bootable{ }                 \
-                     method{ format } format{ }               \
-                     use_filesystem{ } filesystem{ ext4 }     \
-                     mountpoint{ /}                           \
-              .
- 
 d-i partman-partitioning/confirm_write_new_label boolean true
 d-i partman/choose_partition select finish
 d-i partman/confirm boolean true