diff --git a/timetable.py b/timetable.py
index d4cd38af82252d66f01e1baed06e57456b9c894f..f115a9dedf409c2ff65a4fc92da1bc86fec544bc 100644
--- a/timetable.py
+++ b/timetable.py
@@ -24,7 +24,6 @@ def timetable():
 				weekofyear = str(datetime.today().year) + "-W" + str(datetime.today().isocalendar()[1])
 			else:
 				datesweekmonday -= timedelta(days=datesweekmonday.weekday())
-				weekofyear = str(datesweekmonday.year) + "-W" + str(datesweekmonday.isocalendar()[1])
 				kw = int((datesweekmonday.date() - thisweekmonday.date()).days/7)
 		else:
 			kw=0
@@ -34,6 +33,7 @@ def timetable():
 		start = date.today() - timedelta(days=date.today().weekday() -7*kw)
 	except:
 		start = date.today() - timedelta(days=date.today().weekday())
+	weekofyear = str(start.year) + "-W" + str(start.isocalendar()[1])
 	days = [{'date': start, 'lectures': [], 'atonce':0, 'index': 0 }]
 	earlieststart=time(23,59)
 	latestend=time(0,0)