diff --git a/backend/cmd/main.go b/backend/cmd/main.go
index 14dcdc4..9e601d1 100644
--- a/backend/cmd/main.go
+++ b/backend/cmd/main.go
@@ -49,6 +49,7 @@ var (
 	flagRedisPort     = flag.Int("redis-port", 0, "Redis 端口")
 	flagRedisPassword = flag.String("redis-password", "", "Redis 密码")
 	flagRedisDB       = flag.Int("redis-db", 0, "Redis 数据库编号")
+	flagRedisDriver   = flag.String("redis-driver", "", "Redis 驱动: redis (外部Redis), redka (内嵌,需CGO)")
 
 	// JWT 参数
 	flagJWTSecret  = flag.String("jwt-secret", "", "JWT 密钥")
@@ -294,6 +295,8 @@ func applyFlags() {
 			viper.Set("redis.password", *flagRedisPassword)
 		case "redis-db":
 			viper.Set("redis.db", *flagRedisDB)
+		case "redis-driver":
+			viper.Set("redis.driver", *flagRedisDriver)
 
 		case "jwt-secret":
 			viper.Set("jwt.secret", *flagJWTSecret)