From 8d0808d25ea0434ae3f5113b1656126ee929264c Mon Sep 17 00:00:00 2001
From: Tom Teichler <tom.teichler@teckids.org>
Date: Sun, 1 Sep 2019 21:12:19 +0200
Subject: [PATCH] Fix get_object.

---
 biscuit/apps/chronos/views.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/biscuit/apps/chronos/views.py b/biscuit/apps/chronos/views.py
index 48f30747..25b63912 100644
--- a/biscuit/apps/chronos/views.py
+++ b/biscuit/apps/chronos/views.py
@@ -118,7 +118,7 @@ def lessons_day(request: HttpRequest, when: Optional[str] = None) -> HttpRespons
 def edit_substitution(request: HttpRequest, id_: int, week: int) -> HttpResponse:
     context = {}
 
-    lesson_period = get_object_or_404(LessonPeriod, id_)
+    lesson_period = get_object_or_404(LessonPeriod, pk=id_)
 
     lesson_substitution = LessonSubstitution.objects.filter(week=week, lesson_period=lesson_period).first()
     if lesson_substitution:
-- 
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