diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 7ec9a2e..bf79875 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [18.x]
+        node-version: [20.x]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/.github/workflows/package.yml b/.github/workflows/package.yml
index 08eb070..410f819 100644
--- a/.github/workflows/package.yml
+++ b/.github/workflows/package.yml
@@ -12,7 +12,7 @@ on:
         required: true
 
 env:
-  NODE_VERSION: 18
+  NODE_VERSION: 20
 
 jobs:
   pack:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f173053..9cc7067 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,7 +6,7 @@ on:
       - 'main'
 
 env:
-  NODE_VERSION: 18
+  NODE_VERSION: 20
 
 jobs:
   build-test:
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..093fa3e
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+v20.8.1
\ No newline at end of file
diff --git a/package.json b/package.json
index 0c10166..1691c9e 100644
--- a/package.json
+++ b/package.json
@@ -7,6 +7,9 @@
     "type": "git",
     "url": "https://github.com/rpidanny/leetcode-gpt.git"
   },
+  "engines": {
+    "node": ">=20.8.1"
+  },
   "scripts": {
     "build": "node utils/build.js",
     "build:dev": "rm -rf build && NODE_ENV=production webpack",