diff --git a/src/routes/apiRoutes.js b/src/routes/apiRoutes.js
index a8e2fb2..b8be963 100644
--- a/src/routes/apiRoutes.js
+++ b/src/routes/apiRoutes.js
@@ -6,6 +6,7 @@ const InvitedNpub = require('../models/InvitedNpub');
 
 
 const appInviteServices = require('../services/appInviteServices')
+const invitedNpubService = require('../services/invitedNpubService')
 
 const router = express.Router();
 
@@ -54,16 +55,14 @@ router.post('/invited-npub', async (req, res) => {
         return res.status(404).render('error', { message: 'Invite not found' });
     }
 
-    if (appInviteServices.isAppInviteSpent(inviteUuid)) {
+    if (await appInviteServices.isAppInviteSpent(inviteUuid)) {
         return res.status(410).json({ error: 'Invite has already been used.' });
     }
 
-    await InvitedNpub.create({
-        uuid: uuid.v7(),
-        app_invite_uuid: inviteUuid,
-        invited_npub: npub,
-        created_at: new Date().toISOString()
-    });
+    await invitedNpubService.createInvitedNpub(
+        inviteUuid,
+        npub
+    );
 
     return res.json({ message: "Invited npub successfully." })
 
diff --git a/src/routes/webRoutes.js b/src/routes/webRoutes.js
index 4da261c..24a40a0 100644
--- a/src/routes/webRoutes.js
+++ b/src/routes/webRoutes.js
@@ -1,8 +1,6 @@
 const express = require('express');
 const router = express.Router();
 
-const InvitedNpub = require('../models/InvitedNpub');
-
 const appInviteServices = require('../services/appInviteServices')
 
 router.get('/', (req, res) => {
diff --git a/src/services/invitedNpubService.js b/src/services/invitedNpubService.js
new file mode 100644
index 0000000..1aa3d28
--- /dev/null
+++ b/src/services/invitedNpubService.js
@@ -0,0 +1,15 @@
+const uuid = require("uuid");
+
+const InvitedNpub = require('../models/InvitedNpub');
+
+async function createInvitedNpub(inviteUuid, npub) {
+    await InvitedNpub.create({
+        uuid: uuid.v7(),
+        app_invite_uuid: inviteUuid,
+        invited_npub: npub,
+        created_at: new Date().toISOString()
+    });
+}
+
+
+exports.createInvitedNpub = createInvitedNpub;