diff --git a/trace/widgets/control_panel.py b/trace/widgets/control_panel.py
index 45e9742..214184a 100644
--- a/trace/widgets/control_panel.py
+++ b/trace/widgets/control_panel.py
@@ -619,6 +619,7 @@ def add_curve(self, pv: str, channel_args: dict = None) -> "CurveItem":
             args.update(channel_args)
 
         plot_curve_item = self.plot.addYChannel(**args)
+        plot_curve_item.stepMode = "right"
 
         return self.make_curve_widget(plot_curve_item)