diff --git a/machines/nix-book/hardware-configuration.nix b/machines/nix-book/hardware-configuration.nix
index 3be2f73..6af39bc 100644
--- a/machines/nix-book/hardware-configuration.nix
+++ b/machines/nix-book/hardware-configuration.nix
@@ -14,7 +14,7 @@
   boot.extraModulePackages = [ ];
 
   fileSystems."/" =
-    { device = "/dev/disk/by-uuid/bd396529-e2c4-47cb-b844-8d6ed841f81a";
+    { device = "/dev/disk/by-uuid/223a44e5-91e2-4272-830e-129166042a1d";
       fsType = "btrfs";
       options = [ 
         "compress=zstd"  # Enable zstd compression for space savings