diff --git a/backend-pg/src/server/app.ts b/backend-pg/src/server/app.ts
index b0a232ee0..c8eb0d28f 100644
--- a/backend-pg/src/server/app.ts
+++ b/backend-pg/src/server/app.ts
@@ -52,7 +52,7 @@ export const main = async ({ db, smtp, logger, queue }: TMain) => {
 
     await server.register<FastifyCorsOptions>(cors, {
       credentials: true,
-      origin: appCfg.SITE_URL
+      origin: appCfg.SITE_URL || true
     });
     // pull ip based on various proxy headers
     await server.register(fastifyIp);