diff --git a/src/main.ts b/src/main.ts
index 017cd92..58d89e3 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -23,7 +23,7 @@ async function validateAuthEvent(event: Event, challenge: string): boolean {
   const challengeTag = event.tags.find(tag => tag[0] === 'challange')?.[1];
   if (challengeTag !== challenge) return false;
   const file = Bun.file("./allowed-pubkeys.json");
-  if (!file.exists()) return true;
+  if (!await file.exists()) return true;
   const allowedPubkeys = JSON.parse(await file.text());
   if (!allowedPubkeys.includes(event.pubkey)) return false;
   return true;