diff --git a/src/SJZY.Track.Domain/Consts/GlobalConst.Track.cs b/src/SJZY.Track.Domain/Consts/GlobalConst.Track.cs
index eed1301d..3ffed645 100644
--- a/src/SJZY.Track.Domain/Consts/GlobalConst.Track.cs
+++ b/src/SJZY.Track.Domain/Consts/GlobalConst.Track.cs
@@ -8,4 +8,9 @@ public partial class GlobalConst
     /// 轨迹数据来源：1外部服务商创建，2内部系统创建，3人工创建
     /// </summary>
     public static readonly ImmutableHashSet<int> SupportTrackSources = ImmutableHashSet.Create(1, 2, 3);
+
+    /// <summary>
+    /// 最大更新轨迹重试次数
+    /// </summary>
+    public const int MaxUpdateTrackRetryCount = 3;
 }