diff --git a/QuantConnect.BybitBrokerage.ToolBox/BybitBrokerageDownloader.cs b/QuantConnect.BybitBrokerage.ToolBox/BybitBrokerageDownloader.cs
index 54c4c54..5d47c6e 100644
--- a/QuantConnect.BybitBrokerage.ToolBox/BybitBrokerageDownloader.cs
+++ b/QuantConnect.BybitBrokerage.ToolBox/BybitBrokerageDownloader.cs
@@ -34,6 +34,9 @@ public class BybitBrokerageDownloader : IDataDownloader
         private readonly string _market;
         private readonly SymbolPropertiesDatabaseSymbolMapper _symbolMapper;
 
+        public BybitBrokerageDownloader() : this(Market.Bybit)
+        { }
+
         public BybitBrokerageDownloader(string market = Market.Bybit)
         {
             _market = market;
@@ -125,7 +128,7 @@ public static void DownloadHistory(List<string> tickers, string resolution, stri
                 //Load settings from config.json
                 var dataDirectory = Config.Get("data-folder", Globals.DataFolder);
 
-                var downloader =  CreateDownloader(securityTypeEnum,market);
+                var downloader = CreateDownloader(securityTypeEnum, market);
 
                 foreach (var ticker in tickers)
                 {