diff --git a/src/app.ts b/src/app.ts
index e8673ed3..a2eda9d0 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -36,6 +36,7 @@ import { cors } from 'hono/cors';
 import jwt from 'jsonwebtoken';
 import jose from 'node-jose';
 import { behindProxy } from 'x-forwarded-fetch';
+import { AccountService } from './account/account.service';
 import { client } from './db';
 import {
     acceptDispatcher,
@@ -611,7 +612,8 @@ app.use(async (ctx, next) => {
     await next();
 });
 
-const siteService = new SiteService(client);
+const accountService = new AccountService(client);
+const siteService = new SiteService(client, accountService);
 // This needs to go before the middleware which loads the site
 // Because the site doesn't always exist - this is how it's created
 app.get('/.ghost/activitypub/site', getSiteDataHandler(siteService));
diff --git a/src/site/site.service.integration.test.ts b/src/site/site.service.integration.test.ts
index 7a69773c..10eadc2b 100644
--- a/src/site/site.service.integration.test.ts
+++ b/src/site/site.service.integration.test.ts
@@ -1,12 +1,15 @@
-import { beforeEach, describe, expect, it } from 'vitest';
+import { beforeEach, describe, expect, it, vi } from 'vitest';
 
 import { TABLE_SITES } from '../constants';
 import { client as db } from '../db';
 
+import { AccountService } from '../account/account.service';
+import type { Account } from '../account/types';
 import { type Site, SiteService } from './site.service';
 
 describe('SiteService', () => {
     let service: SiteService;
+    let accountService: AccountService;
     let site: Site;
 
     beforeEach(async () => {
@@ -15,8 +18,9 @@ describe('SiteService', () => {
         await db(TABLE_SITES).truncate();
         await db.raw('SET FOREIGN_KEY_CHECKS = 1');
 
+        accountService = Object.create(AccountService.prototype);
         // Create the service
-        service = new SiteService(db);
+        service = new SiteService(db, accountService);
     });
 
     it('Can initialise a site multiple times and retrieve it', async () => {
@@ -24,12 +28,18 @@ describe('SiteService', () => {
 
         expect(existingSite).toBeNull();
 
+        const createInternalAccount = vi
+            .spyOn(accountService, 'createInternalAccount')
+            .mockResolvedValue({} as unknown as Account);
+
         const site = await service.initialiseSiteForHost('hostname.tld');
 
         expect(site.host).toBe('hostname.tld');
         expect(site.webhook_secret).toBeDefined();
         expect(site.id).toBeDefined();
 
+        expect(createInternalAccount.mock.calls).toHaveLength(1);
+
         const siteRows = await db(TABLE_SITES).select('*');
 
         expect(siteRows).toHaveLength(1);
diff --git a/src/site/site.service.ts b/src/site/site.service.ts
index 6b45b411..86c5fde2 100644
--- a/src/site/site.service.ts
+++ b/src/site/site.service.ts
@@ -1,5 +1,6 @@
 import crypto from 'node:crypto';
 import type { Knex } from 'knex';
+import type { AccountService } from '../account/account.service';
 
 export type Site = {
     id: number;
@@ -8,7 +9,10 @@ export type Site = {
 };
 
 export class SiteService {
-    constructor(private client: Knex) {}
+    constructor(
+        private client: Knex,
+        private accountService: AccountService,
+    ) {}
 
     private async createSite(host: string): Promise<void> {
         const rows = await this.client
@@ -65,6 +69,11 @@ export class SiteService {
             throw new Error(`Site initialisation failed for ${host}`);
         }
 
+        const internalAccount = await this.accountService.createInternalAccount(
+            newSite,
+            'index',
+        );
+
         return newSite;
     }
 }