diff --git a/script/Correlation/Correlation.py b/script/Correlation/Correlation.py
index 9883cc7..1af9c52 100644
--- a/script/Correlation/Correlation.py
+++ b/script/Correlation/Correlation.py
@@ -10,10 +10,11 @@ if get_context().source == CommandSource.ui:
     interval = 0.20
     window = 40
     p = plot(None)[0]    
-    p.removeSeries(p.getSeries(0))
+
+for s in p.getAllSeries():
+    p.removeSeries(s)
 
 p.addSeries(LinePlotSeries("Data"))    
-
 if isinstance(dx, basestring):    
     dx = Channel(dx) if get_device(dx) is None else get_device(dx)
 if isinstance(dy, basestring):