diff --git a/apps/sentinel/sentinel.go b/apps/sentinel/sentinel.go
index 5647e3c..fdef2b0 100644
--- a/apps/sentinel/sentinel.go
+++ b/apps/sentinel/sentinel.go
@@ -6,9 +6,9 @@ import (
 	"os"
 
 	"tianyuan-api/apps/sentinel/internal/config"
-	TopUpServer "tianyuan-api/apps/sentinel/internal/server/TopUp"
 	productServer "tianyuan-api/apps/sentinel/internal/server/product"
 	secretServer "tianyuan-api/apps/sentinel/internal/server/secret"
+	topupServer "tianyuan-api/apps/sentinel/internal/server/topup"
 	userproductServer "tianyuan-api/apps/sentinel/internal/server/userproduct"
 	whitelistServer "tianyuan-api/apps/sentinel/internal/server/whitelist"
 	"tianyuan-api/apps/sentinel/internal/svc"
@@ -22,7 +22,6 @@ import (
 )
 
 func main() {
-	// 读取环境变量 ENV，默认为 "prod"
 	env := os.Getenv("ENV")
 	if env == "" {
 		env = "production"
@@ -49,7 +48,7 @@ func main() {
 		sentinel.RegisterSecretServer(grpcServer, secretServer.NewSecretServer(ctx))
 		sentinel.RegisterProductServer(grpcServer, productServer.NewProductServer(ctx))
 		sentinel.RegisterUserProductServer(grpcServer, userproductServer.NewUserProductServer(ctx))
-		sentinel.RegisterTopUpServer(grpcServer, TopUpServer.NewTopUpServer(ctx))
+		sentinel.RegisterTopUpServer(grpcServer, topupServer.NewTopUpServer(ctx))
 
 		if c.Mode == service.DevMode || c.Mode == service.TestMode {
 			reflection.Register(grpcServer)