diff --git a/app.js b/app.js
index 5ab128e4b4..f01a8ca999 100644
--- a/app.js
+++ b/app.js
@@ -3,6 +3,19 @@ const app = express();
 const port = process.env.PORT || 3001;
 
 app.get("/", (req, res) => res.type('html').send(html));
+app.post("/v5/oauth/token", async (req, res) => {
+  try {
+    const response = await fetch("https://api.pinterest.com/v5/oauth/token", {
+      method: "POST",
+      headers: { "Content-Type": "application/x-www-form-urlencoded" },
+      body: new URLSearchParams(req.body)
+    });
+    const data = await response.json();
+    res.json(data);
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
 
 const server = app.listen(port, () => console.log(`Example app listening on port ${port}!`));