diff --git a/tropical/qt/eventdrawer.py b/tropical/qt/eventdrawer.py
index 07ba449..331139f 100644
--- a/tropical/qt/eventdrawer.py
+++ b/tropical/qt/eventdrawer.py
@@ -23,6 +23,7 @@ class EvtDrawerScene(QGraphicsScene):
         super().__init__(None)
         self.calState=calState
         self.env=env
+        self.eventsRect=list()
 
     def drawForeground(self, painter, rect):
         origXF, origYF, widthF, heightF = rect.getRect()
@@ -46,7 +47,8 @@ class EvtDrawerScene(QGraphicsScene):
         eventHeight=80
         colorWidth=20
         for e in self.env.listEventsOn(2024,10,1):
-            painter.drawRect(x+po,y+po,width-po*2,eventHeight-po*2)
+            r=QRect(x+po,y+po,width-po*2,eventHeight-po*2)
+            painter.drawRect(r)
             
 class EvtDrawer():