diff --git a/src/proxy/middleware/response/index.ts b/src/proxy/middleware/response/index.ts
index 09357e8..1196ab3 100644
--- a/src/proxy/middleware/response/index.ts
+++ b/src/proxy/middleware/response/index.ts
@@ -730,7 +730,6 @@ async function handleGoogleAIRateLimitError(
   // Quota exhaustion indicators in error messages
   const quotaExhaustedMsgs = [
     /quota exceeded/i,
-    /resource has been exhausted/i,
     /free tier|free_tier/i,
     /quota limit/i
   ];