diff --git a/configuration.nix b/configuration.nix
index 6e8fdcf..b239976 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -13,6 +13,11 @@
     ./hardware-configuration.nix
   ];
 
+  # Auto update
+  system.autoUpgrade = {
+    enable = true;
+  };
+
   # Bootloader.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;