diff --git a/.github/workflows/samples.yml b/.github/workflows/samples.yml
index 9a6d34f0c..037e25aec 100644
--- a/.github/workflows/samples.yml
+++ b/.github/workflows/samples.yml
@@ -15,17 +15,18 @@ jobs:
         example:
           - examples/getting-started-typescript
           - examples/custom-receiver
+          - examples/oauth-express-receiver
     steps:
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
       - uses: actions/checkout@v4
-      - name: Install dependencies and link bolt-js
-        run: npm i && npm link .
-      - name: Install example dependencies and link bolt-js
+      - name: Package the latest changes to bolt-js
+        run: npm i && npm pack . && rm -rf node_modules
+      - name: Install example dependencies for testing
         working-directory: ${{ matrix.example }}
-        run: npm i && npm link @slack/bolt
+        run: npm i && npm i ../../slack-bolt-*.tgz
       - name: Compile sample
         working-directory: ${{ matrix.example }}
         run: npm run build
@@ -46,18 +47,17 @@ jobs:
         uses: actions/checkout@v4
         with:
           path: ./bolt-js
-      - name: Install and link bolt-js
+      - name: Package the latest changes to bolt-js
         working-directory: ./bolt-js
-        run: npm i && npm link .
+        run: npm i && npm pack . && rm -rf node_modules
       - name: Checkout ${{ matrix.sample }}
         uses: actions/checkout@v4
         with:
           repository: ${{ matrix.sample }}
           path: ./sample
-      - name: Install sample dependencies and link bolt-js
+      - name: Install sample dependencies for testing
         working-directory: ./sample
-        run: npm i && npm link @slack/bolt
+        run: npm i && npm i ../bolt-js/slack-bolt-*.tgz
       - name: Compile sample
         working-directory: ./sample
         run: npx tsc
-
diff --git a/examples/oauth-express-receiver/app.js b/examples/oauth-express-receiver/app.js
index 779812ba9..988d2554f 100644
--- a/examples/oauth-express-receiver/app.js
+++ b/examples/oauth-express-receiver/app.js
@@ -1,5 +1,10 @@
 const { App, ExpressReceiver, LogLevel, FileInstallationStore } = require('@slack/bolt');
 
+/**
+ * @type {import("@slack/bolt/dist/receivers/ParamsIncomingMessage").ParamsIncomingMessage};
+ */
+const _example = null;
+
 // Create an ExpressReceiver
 const receiver = new ExpressReceiver({
   signingSecret: process.env.SLACK_SIGNING_SECRET,
diff --git a/examples/oauth-express-receiver/package.json b/examples/oauth-express-receiver/package.json
index 3b07a1369..dcc6d7398 100644
--- a/examples/oauth-express-receiver/package.json
+++ b/examples/oauth-express-receiver/package.json
@@ -5,11 +5,14 @@
   "main": "app.js",
   "scripts": {
     "start": "node app.js",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "build": "npx tsc --allowJs --noEmit --esModuleInterop app.js"
   },
   "author": "Slack Technologies, Inc.",
   "license": "MIT",
   "dependencies": {
     "@slack/bolt": "^3.6.0"
+  },
+  "devDependencies": {
+    "typescript": "^5.7.2"
   }
 }