diff --git a/update.sh b/update.sh
index f34db55..1864906 100755
--- a/update.sh
+++ b/update.sh
@@ -1,4 +1,4 @@
 #!/bin/sh
 pushd ~/.dotfiles
-sudo nixos-rebuild switch --flake .# --upgrade
+sudo nixos-rebuild switch --flake .# --recreate-lock-file
 popd