diff --git a/lib/config.ts b/lib/config.ts
index 32a1b06..25e27bc 100644
--- a/lib/config.ts
+++ b/lib/config.ts
@@ -125,8 +125,9 @@ export const redisNamespace: string | null = getEnv(
 export const isServer = typeof window === 'undefined'
 
 export const port = getEnv('PORT', '3000')
-export const host = isDev
-  ? `http://localhost:${port}`
+export const host = isDev ? `http://localhost:${port}` : `https://${domain}`
+export const apiHost = isDev
+  ? host
   : `https://${process.env.VERCEL_URL || domain}`
 
 export const apiBaseUrl = `/api`
diff --git a/pages/api/social-image.tsx b/pages/api/social-image.tsx
index daac459..610270f 100644
--- a/pages/api/social-image.tsx
+++ b/pages/api/social-image.tsx
@@ -3,7 +3,7 @@ import { ImageResponse } from '@vercel/og'
 import { NextRequest } from 'next/server'
 
 import { NotionPageInfo } from 'lib/types'
-import { host, api } from 'lib/config'
+import { apiHost, api } from 'lib/config'
 
 const interRegularFontP = fetch(
   new URL('../../public/fonts/Inter-Regular.ttf', import.meta.url)
@@ -29,7 +29,7 @@ export default async function OGImage(req: NextRequest) {
     return new Response('Invalid notion page id', { status: 400 })
   }
 
-  const pageInfoRes = await fetch(`${host}${api.getNotionPageInfo}`, {
+  const pageInfoRes = await fetch(`${apiHost}${api.getNotionPageInfo}`, {
     method: 'POST',
     body: JSON.stringify({ pageId }),
     headers: { 'Content-Type': 'application/json' }