diff --git a/flake.lock b/flake.lock
index 6f37424..5583113 100644
--- a/flake.lock
+++ b/flake.lock
@@ -92,11 +92,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1739298825,
-        "narHash": "sha256-q9CzTY7n8n9RK9mKUQ4VbaKdydhXQqzphahEG5Wt8sI=",
+        "lastModified": 1739051380,
+        "narHash": "sha256-p1QSLO8DJnANY+ppK7fjD8GqfCrEIDjso1CSRHsXL7Y=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "f0a31d38e6de48970ce1fe93e6ea343e20a9c80a",
+        "rev": "5af1b9a0f193ab6138b89a8e0af8763c21bbf491",
         "type": "github"
       },
       "original": {
@@ -127,11 +127,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1739302241,
-        "narHash": "sha256-NXQXFU6HOschZ+8ZKrNOlwlHelez8vPl+dCiUaJ82/U=",
+        "lastModified": 1739034224,
+        "narHash": "sha256-Mj/8jDzh1KNmUhWqEeVlW3hO9MZkxqioJGnmR7rivaE=",
         "owner": "LnL7",
         "repo": "nix-darwin",
-        "rev": "a6746213b138fe7add88b19bafacd446de574ca7",
+        "rev": "0b6f96a6b9efcfa8d3cc8023008bcbcd1b9bc1a4",
         "type": "github"
       },
       "original": {
diff --git a/hosts/darwin/sequoia/configuration.nix b/hosts/darwin/sequoia/configuration.nix
index 3761f32..5efb60e 100644
--- a/hosts/darwin/sequoia/configuration.nix
+++ b/hosts/darwin/sequoia/configuration.nix
@@ -35,7 +35,8 @@
     ln -sf "${pkgs.jdk17}/zulu-17.jdk" "/Library/Java/JavaVirtualMachines/zulu-17.jdk"
   '';
 
-  # Auto upgrade the nix package.
+  # Auto upgrade nix package and the daemon service.
+  services.nix-daemon.enable = true;
   nix = {
     # Keep the latest version of Nix.
     package = pkgs.nix;
diff --git a/hosts/darwin/spotlights-macbook-air/configuration.nix b/hosts/darwin/spotlights-macbook-air/configuration.nix
index 50ca1f1..e58c2a1 100644
--- a/hosts/darwin/spotlights-macbook-air/configuration.nix
+++ b/hosts/darwin/spotlights-macbook-air/configuration.nix
@@ -35,7 +35,8 @@
     ln -sf "${pkgs.jdk17}/zulu-17.jdk" "/Library/Java/JavaVirtualMachines/zulu-17.jdk"
   '';
 
-  # Auto upgrade the nix package.
+  # Auto upgrade nix package and the daemon service.
+  services.nix-daemon.enable = true;
   nix = {
     # Keep the latest version of Nix.
     package = pkgs.nix;
diff --git a/pkgs/ipsw.nix b/pkgs/ipsw.nix
index 3748e1a..c0aa83d 100644
--- a/pkgs/ipsw.nix
+++ b/pkgs/ipsw.nix
@@ -4,16 +4,16 @@
 # `buildGoModule` currently uses Go 1.22.
 buildGo123Module rec {
   pname = "ipsw";
-  version = "3.1.567";
+  version = "3.1.566";
 
   src = fetchFromGitHub {
     owner = "blacktop";
     repo = "ipsw";
     rev = "v${version}";
-    hash = "sha256-fmtCLACTACgF/6G7wE4BGfj4yt0G/a/k+VRys6zIzRM=";
+    hash = "sha256-rc0WODKkFV8a4lxCPChtGHwXSMekKqTI7c6pA6HXjaI=";
   };
 
-  vendorHash = "sha256-03QAKd6acXcIhO2tYAcwbv2mZ0rzxFoqZySVTVJhMrQ=";
+  vendorHash = "sha256-gs1vjGx813dmyKyaViViW8keCoPD+kJ43dGgyoDmGPU=";
 
   buildInputs = with pkgs; [
     unicorn