diff --git a/YD_YiLu/Services/Impl/DeviceSyncService.cs b/YD_YiLu/Services/Impl/DeviceSyncService.cs
index 00540dd..50467b5 100644
--- a/YD_YiLu/Services/Impl/DeviceSyncService.cs
+++ b/YD_YiLu/Services/Impl/DeviceSyncService.cs
@@ -482,7 +482,7 @@ namespace YD_YiLu.Api.Services.Impl
                     StartTime = train?.StartTime.ToString("yyyy-MM-dd HH:mm:ss") ?? "",
                     EndTime = train?.EndTime.ToString("yyyy-MM-dd HH:mm:ss") ?? "",
                     CourseId = train?.CourseId ?? 0,
-                    CourseName = "" // 如果你的 YL_Train 表里有课程名称字段，可以填充
+                    CourseName = Util.GetEnumDescription<CourseType>(train?.CourseId) 
                 });
             }