diff --git a/pages/api/join.js b/pages/api/join.js
index a1996cd8..bb17f7af 100644
--- a/pages/api/join.js
+++ b/pages/api/join.js
@@ -8,7 +8,7 @@ const joinTable = new AirtablePlus({
 })
 
 export default async (req, res) => {
-  res.setHeader('Access-Control-Allow-Origin', 'https://hackclub.com')
+  res.setHeader('Access-Control-Allow-Origin', '*')
   if (req.method === 'POST') {
     const data = JSON.parse(req.body)
 
diff --git a/vercel.json b/vercel.json
index 01eca470..82251764 100644
--- a/vercel.json
+++ b/vercel.json
@@ -6,5 +6,16 @@
   },
   "env": {
     "SLACK_BOT_TOKEN": "@slack-bot-token-production-8avf"
-  }
+  },
+  "headers": [
+    {
+      "source": "/api/join",
+      "headers": [
+        {
+          "key": "Access-Control-Allow-Origin",
+          "value": "*"
+        }
+      ]
+    }
+  ]
 }
\ No newline at end of file