diff --git a/archinstall.sh b/archinstall.sh
index 837d8a0..4973f3e 100755
--- a/archinstall.sh
+++ b/archinstall.sh
@@ -215,6 +215,13 @@ arch-chroot /mnt /bin/bash -e <<EOF
   echo "Generating Initramfs"
   mkinitcpio -P
 
+  # My Repository
+  pacman-key -r 805517CC
+  pacman-key --lsign-key 805517CC
+  echo '[seiichiro]' >> /etc/pacman.conf
+  echo 'SigLevel = Required DatabaseOptional TrustedOnly' >> /etc/pacman.conf
+  echo 'Server = http://www.seiichiro0185.org/repo/$arch' >> /etc/pacman.conf
+
   echo "Setting up Snapper"
   umount /.snapshots
   rm -r /.snapshots