diff --git a/.github/workflows/update-nix-flake.yml b/.github/workflows/update-nix-flake.yml
new file mode 100644
index 0000000..3d29be9
--- /dev/null
+++ b/.github/workflows/update-nix-flake.yml
@@ -0,0 +1,19 @@
+name: update-nix-flake
+
+on:
+  workflow_dispatch:
+  schedule:
+    # 毎月10日に起動
+    - cron: '0 0 10 * *'
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  call-nix-flake-updater:
+    uses: ishiy1993/nix-flake-updater/.github/workflows/nix-flake-updater.yml@v0
+    with:
+      base_branch: master
+      timezone: JST-9
+      reviewer: ishiy1993
diff --git a/flake.lock b/flake.lock
index 4d6c906..e46c790 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "flake-utils": {
       "locked": {
-        "lastModified": 1659877975,
-        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
         "type": "github"
       },
       "original": {
@@ -17,16 +17,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1663067291,
-        "narHash": "sha256-1BTrqhLMamWf53sJobtMiUDI91PEw6xF8YEwg2VE8w4=",
+        "lastModified": 1674333941,
+        "narHash": "sha256-jelQS56nVVFXGOZg6yUZ/3QWgU1Loa4Bzd4+TEPJX+c=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d86a4619b7e80bddb6c01bc01a954f368c56d1df",
+        "rev": "339fc3dcc98f39d08496fb90c0d6b5fb81519246",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-22.05",
+        "ref": "nixos-22.11",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index c4a0f93..cca4736 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
   description = "nnoir";
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-22.05";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-22.11";
     flake-utils.url = "github:numtide/flake-utils";
   };
   outputs = { self, nixpkgs, flake-utils }:
@@ -63,7 +63,7 @@
           name = "idein/nnoir-tools";
           tag = "latest";
           created = "now";
-          contents = [
+          copyToRoot = [
             nnoir
             nnoir-onnx
           ];