diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e8dd053..7449b09 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,7 +11,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16.x, 17.x, 18.x]
+        node-version: [18.x, 20.x]
 
     steps:
     - uses: actions/checkout@v3
@@ -40,7 +40,7 @@ jobs:
     - name: Use Node.js
       uses: actions/setup-node@v3
       with:
-        node-version: 16.x
+        node-version: 18.x
         cache: 'npm'
         registry-url: 'https://registry.npmjs.org'
     - run: npm ci
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 33bc2c1..747b940 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -31,7 +31,7 @@ jobs:
     - name: Use Node.js
       uses: actions/setup-node@v3
       with:
-        node-version: 16.x
+        node-version: 18.x
         cache: 'npm'
     - run: npm ci
     - name: Build
diff --git a/package.json b/package.json
index 26add66..6a87bc7 100644
--- a/package.json
+++ b/package.json
@@ -79,7 +79,5 @@
     "node-fetch": "^2.6.7",
     "path-to-regexp": "^6.2.1"
   },
-  "jest": {
-    "globalSetup": "./tests/globalSetup.js"
-  }
+  "jest": {}
 }
diff --git a/tests/globalSetup.js b/tests/globalSetup.js
deleted file mode 100644
index 3c20991..0000000
--- a/tests/globalSetup.js
+++ /dev/null
@@ -1,13 +0,0 @@
-/**
- * In Node 16 and 17, Fetch API is not available globally,
- * which is required to run Next.js unit tests.
- *
- * To circumvent this, we export manually the versions from node-fetch.
- */
-module.exports = async (_globalConfig, _projectConfig) => {
-  // eslint-disable-next-line global-require
-  const { Headers, Request, Response } = require('node-fetch');
-  globalThis.Headers = Headers;
-  globalThis.Request = Request;
-  globalThis.Response = Response;
-};