diff --git a/MultiWheel/MultiWheelC/AGV.cs b/MultiWheel/MultiWheelC/AGV.cs
index 2852273..8e06b04 100644
--- a/MultiWheel/MultiWheelC/AGV.cs
+++ b/MultiWheel/MultiWheelC/AGV.cs
@@ -226,7 +226,7 @@ namespace MultiWheelC
                 RightClampTarget = close ? PilotDefinition.Self.RightArmUpperPos : PilotDefinition.Self.RightArmLowerPos
             }.Get()).Wait();
         }
-        public void LineTracking(int srcId, int dstId, float LineDistance)
+        public void LineTracking(int srcId, int dstId)
         {
             while (!TryLock(dstId))
             {
@@ -235,7 +235,7 @@ namespace MultiWheelC
             DLog.Log($"Ëøµã{dstId}Íê³É", "TireFollowing");
             new DriveTask(new LineTracking()
             {
-                Target = LineDistance + (PilotDefinition.Self.LFLActualPos + PilotDefinition.Self.LFRActualPos) / 2,
+                Target = PilotDefinition.Conf.LineTrackDistance + (PilotDefinition.Self.LFLActualPos + PilotDefinition.Self.LFRActualPos) / 2,
                 LeaveSrcFunction = Leave,
                 SrcId = srcId,
             }.Get()).Wait();