1 files changed, 3 insertions, 4 deletions
diff --git a/management/commands/_private.py b/management/commands/_private.py
index 65772a4..f5a3ebc 100644
--- a/management/commands/_private.py
+++ b/management/commands/_private.py
@@ -1,6 +1,8 @@
 from bs4 import BeautifulSoup
 from django.utils import timezone
+
 from edt.models import Group, Room, Course
+from edt.utils import get_week
 
 import datetime
 import requests
@@ -23,10 +25,7 @@ def add_time(date, time):
     return date + delta
 
 def delete_courses_in_week(timetable, year, week):
-    start = timezone.make_aware(datetime.datetime.strptime(
-        "{0}-W{1:02d}-1".format(year, week), "%Y-W%W-%w"))
-    end = start + datetime.timedelta(weeks=1)
-
+    start, end = get_week(year, week)
     Course.objects.filter(begin__gte=start, begin__lt=end,
                           timetable=timetable).delete()