diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7724e92..ddd8318 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ on:
   pull_request:
 
 env:
-  default_node_version: 14
+  default_node_version: 16
 
 jobs:
   test:
@@ -17,7 +17,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        node-version: ["14", "16", "18"]
+        node-version: ["16", "18", "20", "22"]
       fail-fast: false
     steps:
       - uses: actions/checkout@v4
diff --git a/package.json b/package.json
index d2f85a1..ef40e45 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "@types/js-yaml": "^4.0.5",
     "@types/mocha": "^10.0.6",
     "@types/node": "^18.11.7",
-    "c8": "^9.1.0",
+    "c8": "^10.1.2",
     "chai": "^5.0.0",
     "eslint": "^8.23.1",
     "eslint-config-hexo": "^5.0.0",
@@ -43,6 +43,6 @@
     "typescript": "^5.2.2"
   },
   "engines": {
-    "node": ">=14"
+    "node": ">=16"
   }
 }