diff --git a/WPFWCSDemo/Schedules/CircleRGV/Check.cs b/WPFWCSDemo/Schedules/CircleRGV/Check.cs
index e0108cb..7f26274 100644
--- a/WPFWCSDemo/Schedules/CircleRGV/Check.cs
+++ b/WPFWCSDemo/Schedules/CircleRGV/Check.cs
@@ -182,7 +182,7 @@ namespace WPFWCSDemo.Schedules.CircleRGV
         /// <returns> true-相差大于x秒  false-相差小于x秒</returns>
         public static bool CheckSendTaskTimeInterval(int location)
         {
-            int diff = -20;
+            int diff = -40;
 
             using var context = new AppDbContext();