diff --git a/preseed.txt b/preseed.txt
index f6e4643..8f1f670 100644
--- a/preseed.txt
+++ b/preseed.txt
@@ -28,7 +28,7 @@ d-i netcfg/get_domain string seyshiro.de
 # If you select ftp, the mirror/country string does not need to be set.
 # Default value for the mirror protocol: http.
 d-i mirror/country string manual
-d-i mirror/http/hostname string http.de.debian.org
+d-i mirror/http/hostname string ftp.de.debian.org
 d-i mirror/http/directory string /debian
 #d-i mirror/http/proxy string
 
@@ -135,38 +135,19 @@ d-i grub-installer/with_other_os boolean true
 # not be determined safely in general, so this needs to be specified:
 #d-i grub-installer/bootdev  string /dev/sda
 # To install to the primary device (assuming it is not a USB stick):
-#d-i grub-installer/bootdev  string default
-
-# Alternatively, if you want to install to a location other than the UEFI
-# parition/boot record, uncomment and edit these lines:
-#d-i grub-installer/only_debian boolean false
-#d-i grub-installer/with_other_os boolean false
-#d-i grub-installer/bootdev  string (hd0,1)
-# To install grub to multiple disks:
-#d-i grub-installer/bootdev  string (hd0,1) (hd1,1) (hd2,1)
-
-# Use the following option to add additional boot parameters for the
-# installed system (if supported by the bootloader installer).
-#d-i debian-installer/add-kernel-opts string nousb
+d-i grub-installer/bootdev  string default
 
 ### Finishing up the installation
 
 # Avoid that last message about the install being complete.
 d-i finish-install/reboot_in_progress note
 
-# This is how to make the installer shutdown when finished, but not
-# reboot into the installed system.
-d-i debian-installer/exit/halt boolean true
-# This will power off the machine instead of just halting it.
-d-i debian-installer/exit/poweroff boolean true
-
-
 #### Advanced options
 ### Running custom commands during the installation
 
 d-i preseed/late_command string \
-  in-target mkdir -p /home/user/.ssh/; \
-  in-target echo "sh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKqc9fnzfCz8fQDFzla+D8PBhvaMmFu2aF+TYkkZRxl9 tuan@genesis-2022-01-20" > /home/user/.ssh/authorized_keys; \
+  mkdir -p /target/home/user/.ssh/; \
+  echo "sh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKqc9fnzfCz8fQDFzla+D8PBhvaMmFu2aF+TYkkZRxl9 tuan@genesis-2022-01-20" > /target/home/user/.ssh/authorized_keys; \
   in-target chown -R user:user /home/user/.ssh/; \
   in-target chmod 700 /home/user/.ssh/; \
   in-target chmod 600 /home/user/.ssh/authorized_keys