diff --git a/lockfile-update.sh b/lockfile-update.sh
index 068805e..0035676 100755
--- a/lockfile-update.sh
+++ b/lockfile-update.sh
@@ -1 +1,4 @@
-nix flake update --recreate-lock-file --commit-lock-file
\ No newline at end of file
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash -p bash
+
+nix flake update --commit-lock-file
\ No newline at end of file
diff --git a/update.sh b/update.sh
index c49880c..700a22a 100755
--- a/update.sh
+++ b/update.sh
@@ -1,3 +1,6 @@
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash -p bash
+
 git pull
-nix flake update --recreate-lock-file # intentionally ignore the lockfile
+nix flake update # intentionally ignore the lockfile
 sudo nixos-rebuild switch --flake .
\ No newline at end of file