diff --git a/script/local.py b/script/local.py
index e0910c7..08e8d84 100755
--- a/script/local.py
+++ b/script/local.py
@@ -170,10 +170,12 @@ def add_convex_hull_plot(title, x,y, name=None, clear = False, x_range = None, y
         if clear:
             p.clear()
         p.addSeries(LinePlotSeries(name))           
+        p.update(False)
     s = p.getSeries(name)       
     s.setLinesVisible(False)
     s.setPointSize(3)
     s.setData(to_array(x,'d') , to_array(y,'d'))     
+    
 
     #Convex Hull
     #In the first time the plot shows, it takes some time for the color to be assigned