diff --git a/Demo/tkinter/matt/canvas-with-scrollbars.py b/Demo/tkinter/matt/canvas-with-scrollbars.py
index fcbcd151a62..d2498222ee0 100644
--- a/Demo/tkinter/matt/canvas-with-scrollbars.py
+++ b/Demo/tkinter/matt/canvas-with-scrollbars.py
@@ -33,8 +33,8 @@ def createWidgets(self):
 	self.draw.scrollY = Scrollbar(self, {"orient" : "vertical"}) 
 
 	# now tie the three together. This is standard boilerplate text
-	self.draw['xscroll'] = self.draw.scrollX.set
-	self.draw['yscroll'] = self.draw.scrollY.set
+	self.draw['xscrollcommand'] = self.draw.scrollX.set
+	self.draw['yscrollcommand'] = self.draw.scrollY.set
 	self.draw.scrollX['command'] = self.draw.xview
 	self.draw.scrollY['command'] = self.draw.yview