diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a652d20..1fadf93 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,10 +54,10 @@ jobs:
       # job can access it
       #
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
 
diff --git a/package.json b/package.json
index feef5d5..8209ded 100644
--- a/package.json
+++ b/package.json
@@ -9,10 +9,10 @@
   },
   "dependencies": {
     "bindings": "^1.5.0",
-    "nan": "^2.18.0"
+    "nan": "^2.19.0"
   },
   "devDependencies": {
-    "chai": "^4.3.10",
+    "chai": "^4.4.1",
     "mocha": "^10.2.0"
   },
   "scripts": {
@@ -53,5 +53,8 @@
   "contributors": [
     "Hirotaka Wakabayashi <hiwakaba@yahoo-corp.jp> (https://github.com/hiwakaba)"
   ],
-  "license": "MIT"
+  "license": "MIT",
+  "comments": {
+    "domain": "unknown"
+  }
 }