2 files changed, 2 insertions, 2 deletions
diff --git a/utils.py b/utils.py
index e1b9867..63bcaed 100644
--- a/utils.py
+++ b/utils.py
@@ -30,7 +30,7 @@ def get_current_or_next_week():
 
 def get_week(year, week):
     start = timezone.make_aware(datetime.datetime.strptime(
-        "{0}-W{1:02d}-1".format(year, week), "%Y-W%W-%w"))
+        "{0}-W{1:02d}-1".format(year, int(week)), "%Y-W%W-%w"))
     end = start + datetime.timedelta(weeks=1)
 
     return start, end
diff --git a/views.py b/views.py
index 9e88b3b..1269415 100644
--- a/views.py
+++ b/views.py
@@ -70,7 +70,7 @@ def timetable(request, year_slug, timetable_slug, group_slug, year=None, week=No
     elif (int(year), int(week)) < (current_year, current_week):
         is_old_timetable = True
 
-    start, end = get_week(int(year), int(week))
+    start, end = get_week(year, week)
 
     timetable = get_object_or_404(Timetable, year__slug=year_slug, slug=timetable_slug)
     group = get_object_or_404(Group, slug=group_slug, timetable=timetable)