diff --git a/wrangler.toml b/wrangler.toml
index c290fcb..24ebc26 100644
--- a/wrangler.toml
+++ b/wrangler.toml
@@ -16,5 +16,5 @@ compatibility_date = "2025-11-21"
 
 [vars]
 UPSTREAM_BASE_URL = "https://unlimited.surf"
-DEFAULT_MODEL = "gateway-gpt-5"
+DEFAULT_MODEL = "gateway-gpt-5-5"
 DEFAULT_CLAUDE_MODEL = "claude-opus-4-7-20260101"