diff --git a/src/DownKyi.Core/BiliApi/LoginNew/LoginQR.cs b/src/DownKyi.Core/BiliApi/LoginNew/LoginQR.cs
index c51d0d4..9ebd946 100644
--- a/src/DownKyi.Core/BiliApi/LoginNew/LoginQR.cs
+++ b/src/DownKyi.Core/BiliApi/LoginNew/LoginQR.cs
@@ -55,7 +55,7 @@ namespace DownKyi.Core.BiliApi.LoginNew
                 return null;
             }
         }
-        
+
         /// <summary>
         /// 获得登录二维码
         /// </summary>
@@ -83,7 +83,7 @@ namespace DownKyi.Core.BiliApi.LoginNew
         public static BitmapImage GetLoginQRCode(string url)
         {
             // 设置的参数影响app能否成功扫码
-            Bitmap qrCode = Utils.QRCode.EncodeQRCode(url, 12, 10, null, 0, 0, false);
+            Bitmap qrCode = Utils.QRCode.EncodeQRCode(url, 15, 10, null, 0, 0, false);
 
             MemoryStream ms = new MemoryStream();
             qrCode.Save(ms, System.Drawing.Imaging.ImageFormat.Bmp);