diff --git a/src/rail_gui.cpp b/src/rail_gui.cpp
--- a/src/rail_gui.cpp
+++ b/src/rail_gui.cpp
@@ -1473,6 +1473,7 @@ public:
 	{
 		this->hscroll.cap = 5;
 		this->hscroll.count = _waypoint_count;
+		this->FindWindowPlacementAndResize(desc);
 	};
 
 	virtual void OnPaint()