diff --git a/flake.lock b/flake.lock
index 680d48b..cdd41ea 100644
--- a/flake.lock
+++ b/flake.lock
@@ -256,7 +256,9 @@
     },
     "nixos-hardware": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": [
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1789978172,
@@ -299,15 +301,18 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1789546076,
-        "narHash": "sha256-vWkSk5bbfTqdtMoSgD9FshACO8JCvXTFi+3cqEp0mH0=",
-        "rev": "b1b875982b17dabde9b4a37f3e229e74913e6db3",
-        "type": "tarball",
-        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.11pre1074753.b1b875982b17/nixexprs.tar.xz"
+        "lastModified": 1790046670,
+        "narHash": "sha256-MYiI+CzL0tuWgRPjGsKCDHqYs2T3OzMlMQWOYWG0qso=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "6774f7bc253789b113a4f39285dc0fa100abeacc",
+        "type": "github"
       },
       "original": {
-        "type": "tarball",
-        "url": "https://channels.nixos.org/nixos-unstable/nixexprs.tar.xz"
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
       }
     },
     "nixpkgs-docs": {
@@ -342,22 +347,6 @@
         "type": "github"
       }
     },
-    "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1790046670,
-        "narHash": "sha256-MYiI+CzL0tuWgRPjGsKCDHqYs2T3OzMlMQWOYWG0qso=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "6774f7bc253789b113a4f39285dc0fa100abeacc",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nmd": {
       "inputs": {
         "nixpkgs": [
@@ -455,7 +444,7 @@
         "nix-systems": "nix-systems",
         "nixos-hardware": "nixos-hardware",
         "nixos-wsl": "nixos-wsl",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "plasma-manager": "plasma-manager",
         "proxy-suite": "proxy-suite",
         "sops-nix": "sops-nix",
@@ -499,24 +488,11 @@
         "type": "github"
       }
     },
-    "systems": {
-      "locked": {
-        "lastModified": 1681028828,
-        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
-    },
     "utils": {
       "inputs": {
-        "systems": "systems"
+        "systems": [
+          "nix-systems"
+        ]
       },
       "locked": {
         "lastModified": 1731533236,
diff --git a/flake.nix b/flake.nix
index ffd29be..ff77e68 100644
--- a/flake.nix
+++ b/flake.nix
@@ -39,9 +39,17 @@
       };
     };
 
-    utils.url = "github:numtide/flake-utils";
+    utils = {
+      url = "github:numtide/flake-utils";
+      # flake-utils тянет systems (nix-systems/default) сам -> наследуем корневой, чтобы не плодить дубль-узел в flake.lock
+      inputs.systems.follows = "nix-systems";
+    };
     flake-compat.url = "github:edolstra/flake-compat";
-    nixos-hardware.url = "github:NixOS/nixos-hardware/master";
+    nixos-hardware = {
+      url = "github:NixOS/nixos-hardware/master";
+      # без follows nixos-hardware лочит свой собственный nixpkgs (две копии в lock/store)
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
     nix-systems.url = "github:nix-systems/default";
     # nixos-facter-modules.url = "github:numtide/nixos-facter-modules";
     # flake-utils.url = "github:numtide/flake-utils";