diff --git a/os/linux/nix/readme.md b/os/linux/nix/readme.md
index 060ad9e..449a98a 100644
--- a/os/linux/nix/readme.md
+++ b/os/linux/nix/readme.md
@@ -10,7 +10,12 @@ Or for pushing:
 # do once to setup
 $ ssh -t beefcake 'cdd && git config receive.denyCurrentBranch updateInstead'
 
+# probably regenerate and commit flake.lock from this directory
+nix flake lock
+
 # push and rebuild+switch
 $ git push beefcake:~/.config/lytedev-dotfiles
 $ ssh -t beefcake 'cd ~/.config/lytedev-dotfiles/os/linux/nix && sudo nixos-rebuild switch --flake .# && echo DONE'
 ```
+
+- **TODO**: check stuff during receive with a hook?