diff --git a/rebuild-nix-system.sh b/rebuild-nix-system.sh
index c8a0f84..c6ee2ba 100755
--- a/rebuild-nix-system.sh
+++ b/rebuild-nix-system.sh
@@ -1,2 +1,9 @@
 #!/bin/bash
-sudo nixos-rebuild switch --flake /etc/nixos/#default
+
+# Rebuild the system
+sudo nixos-rebuild switch --flake ./#default
+
+# Clean up old generations older than 90 days
+sudo nix-collect-garbage --delete-older-than 90d 
+
+
diff --git a/update-nix-system.sh b/update-nix-system.sh
index 6c7a529..8117b73 100755
--- a/update-nix-system.sh
+++ b/update-nix-system.sh
@@ -1,3 +1,7 @@
 #!/bin/bash
-sudo nix flake update /etc/nixos
-sudo nixos-rebuild switch --flake /etc/nixos/#default
+
+# Update the system
+sudo nix flake update ./
+
+# Rebuild the system
+./rebuild-nix-system.sh