diff --git a/neko/install.txt b/neko/install.txt
index 128c275..414da14 100644
--- a/neko/install.txt
+++ b/neko/install.txt
@@ -83,9 +83,9 @@ nixos-generate-config --root /mnt
 cp /mnt/etc/nixos/hardware-configuration.nix /tmp
 cp /mnt/etc/nixos/configuration.nix /tmp
 
-
 # copy data
 
+rsync --checksum -vaR --delete /data /mnt
 
 # install