diff --git a/relay/channel/gemini/constant.go b/relay/channel/gemini/constant.go
index 5e833bc..621336b 100644
--- a/relay/channel/gemini/constant.go
+++ b/relay/channel/gemini/constant.go
@@ -5,7 +5,7 @@ const (
 )
 
 var ModelList = []string{
-	"gemini-1.0-pro-latest", "gemini-1.0-pro-001", "gemini-1.5-pro-latest", "gemini-ultra",
+	"gemini-1.0-pro-latest", "gemini-1.0-pro-001", "gemini-1.5-pro-latest", "gemini-1.5-flash-latest", "gemini-ultra",
 	"gemini-1.0-pro-vision-latest", "gemini-1.0-pro-vision-001",
 }