diff --git a/src/routes/robots.txt/+server.ts b/src/routes/robots.txt/+server.ts
index 1a1bf6b..a3e3bfb 100644
--- a/src/routes/robots.txt/+server.ts
+++ b/src/routes/robots.txt/+server.ts
@@ -10,7 +10,7 @@ export async function GET() {
 	const robotsConfig = [
 		{
 			agent: '*',
-			disallow: ['/']
+			disallow: import.meta.env.VERCEL_ENV === 'preview' ? ['/'] : ['/og.png/preview']
 		}
 	];