diff --git a/package.json b/package.json
index d034d581..9109aba0 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@graphql-codegen/typescript-operations": "4.6.0",
     "@octokit/graphql-schema": "15.26.0",
     "@octokit/webhooks-examples": "7.6.1",
-    "@tsconfig/recommended": "1.0.8",
+    "@tsconfig/node20": "^20.1.4",
     "@types/node": "20.17.32",
     "@types/proxy": "2.0.0",
     "@vercel/ncc": "0.38.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 5fda6266..4163a004 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -54,9 +54,9 @@ importers:
       '@octokit/webhooks-examples':
         specifier: 7.6.1
         version: 7.6.1
-      '@tsconfig/recommended':
-        specifier: 1.0.8
-        version: 1.0.8
+      '@tsconfig/node20':
+        specifier: ^20.1.4
+        version: 20.1.4
       '@types/node':
         specifier: 20.17.32
         version: 20.17.32
@@ -1090,8 +1090,8 @@ packages:
     cpu: [x64]
     os: [win32]
 
-  '@tsconfig/recommended@1.0.8':
-    resolution: {integrity: sha512-TotjFaaXveVUdsrXCdalyF6E5RyG6+7hHHQVZonQtdlk1rJZ1myDIvPUUKPhoYv+JAzThb2lQJh9+9ZfF46hsA==}
+  '@tsconfig/node20@20.1.4':
+    resolution: {integrity: sha512-sqgsT69YFeLWf5NtJ4Xq/xAF8p4ZQHlmGW74Nu2tD4+g5fAsposc4ZfaaPixVu4y01BEiDCWLRDCvDM5JOsRxg==}
 
   '@types/buffer-from@1.1.3':
     resolution: {integrity: sha512-2lq4YC9uLUMGHkl2IDtX4tCXSo2+hwMpOJcY1qiIk1kybc31rIlPyM1HCVJhkPFIo75a/pOVxqyvwuf5TpCG/w==}
@@ -4020,7 +4020,7 @@ snapshots:
   '@rollup/rollup-win32-x64-msvc@4.40.0':
     optional: true
 
-  '@tsconfig/recommended@1.0.8': {}
+  '@tsconfig/node20@20.1.4': {}
 
   '@types/buffer-from@1.1.3':
     dependencies:
diff --git a/tests/fixtures.ts b/tests/fixtures.ts
index 02d1d5c7..83ad5485 100644
--- a/tests/fixtures.ts
+++ b/tests/fixtures.ts
@@ -1,7 +1,12 @@
-import WebhookDefinitions from '@octokit/webhooks-examples'
+import fs from 'fs/promises'
+import { WebhookDefinition } from '@octokit/webhooks-examples'
 import { PullRequestClosedEvent, PullRequestOpenedEvent, WorkflowRunCompletedEvent } from '@octokit/webhooks-types'
 
-const examples = WebhookDefinitions.flatMap((definition) => definition.examples)
+const examples = (
+  JSON.parse(
+    await fs.readFile('node_modules/@octokit/webhooks-examples/api.github.com/index.json', 'utf-8'),
+  ) as WebhookDefinition[]
+).flatMap((definition) => definition.examples)
 
 export const examplePullRequestClosedEvent: PullRequestClosedEvent = (() => {
   for (const example of examples) {
diff --git a/tsconfig.json b/tsconfig.json
index d4114945..92ebc1fd 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,4 +1,4 @@
 {
   "$schema": "https://json.schemastore.org/tsconfig",
-  "extends": "@tsconfig/recommended/tsconfig.json"
+  "extends": "@tsconfig/node20/tsconfig.json"
 }