diff --git a/flake.lock b/flake.lock
index 54d8490..4a3a2ac 100644
--- a/flake.lock
+++ b/flake.lock
@@ -127,11 +127,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1731153869,
-        "narHash": "sha256-3Ftf9oqOypcEyyrWJ0baVkRpvQqroK/SVBFLvU3nPuc=",
+        "lastModified": 1730980823,
+        "narHash": "sha256-nUSlnYSeg4N18LByLw8luEvrV+8Hwgddh9Bp13mo3wA=",
         "owner": "LnL7",
         "repo": "nix-darwin",
-        "rev": "5c74ab862c8070cbf6400128a1b56abb213656da",
+        "rev": "fa7b46fa7716d0ff1abaa59ee2472ab25ad07188",
         "type": "github"
       },
       "original": {
@@ -142,16 +142,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1731218669,
-        "narHash": "sha256-o15ff4QMY+w8Ny74nIp348MHN1l6FvssPMnJm3uwhC0=",
+        "lastModified": 1730785428,
+        "narHash": "sha256-Zwl8YgTVJTEum+L+0zVAWvXAGbWAuXHax3KzuejaDyo=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "24e5e7f5fcae6b6950da223e44bc6dda4613ea1a",
+        "rev": "4aa36568d413aca0ea84a1684d2d46f55dbabad7",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "staging-next",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 6537a83..9365444 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,7 +3,7 @@
 
   inputs = {
     # Specify the source of Home Manager and Nixpkgs.
-    nixpkgs.url = "github:nixos/nixpkgs/staging-next";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
     apple-silicon-support = {
       url = "github:zzywysm/nixos-asahi";
       inputs.nixpkgs.follows = "nixpkgs";
diff --git a/pkgs/ipsw.nix b/pkgs/ipsw.nix
index 8a9ea49..05dd5c1 100644
--- a/pkgs/ipsw.nix
+++ b/pkgs/ipsw.nix
@@ -4,16 +4,16 @@
 # `buildGoModule` currently uses Go 1.22.
 buildGo123Module rec {
   pname = "ipsw";
-  version = "3.1.556";
+  version = "3.1.555";
 
   src = fetchFromGitHub {
     owner = "blacktop";
     repo = "ipsw";
     rev = "v${version}";
-    hash = "sha256-bQaSIhEDKXlojihoIZK6VX8Le9ADnHIS1nKW3vzewUU=";
+    hash = "sha256-RHZdS06jHsn8hJ6HXTDGzmGVYUgDZiHLphjLKeKukvs=";
   };
 
-  vendorHash = "sha256-zJY3G+/Vvsjh82OeEgOa5eXatnAZ8Ok0/GJTpnFuz/8=";
+  vendorHash = "sha256-dEqZl0+Jce0F6Hk3ZAjdf4k8oHrorXyMAaaKFb3f66M=";
 
   buildInputs = with pkgs; [
     unicorn