diff --git a/colloscope/views.py b/colloscope/views.py
index da89fee..de18946 100644
--- a/colloscope/views.py
+++ b/colloscope/views.py
@@ -188,9 +188,9 @@ def icalendar(request):
 
             return HttpResponse(to_calendar(lien.etudiant, lien.periode).to_ical(), content_type="text/calendar")
         except LienCalendrier.DoesNotExist:
-            return HttpResponse("Invalid key", status_code=404)
+            return HttpResponse("Invalid key", status=404)
     else:
-        return HttpResponse("Unspecified key", status_code=404)
+        return HttpResponse("Unspecified key", status=404)
 
 def data_dump(request):
     template = loader.get_template("data_dump.html")