diff --git a/program/views.py b/program/views.py
index 01d0e950b0fab69047387162749a41af4a2b59b1..d827ea107d23733dc596849adb745853e0315e91 100644
--- a/program/views.py
+++ b/program/views.py
@@ -1138,7 +1138,8 @@ class APIScheduleViewSet(viewsets.ModelViewSet):
             schedule = self.get_object()
 
             default_playlist_id = request.data.get("schedule").get("default_playlist_id")
-            if default_playlist_id == "" or default_playlist_id is None:
+
+            if default_playlist_id == "":
                 # "clear" the default_playlist_id if the field has no value
                 schedule.default_playlist_id = None
             else:
@@ -1151,7 +1152,7 @@ class APIScheduleViewSet(viewsets.ModelViewSet):
                 schedule.is_repetition = False
 
             last_date = request.data.get("schedule").get("last_date")
-            if last_date == "" or last_date is None:
+            if last_date == "":
                 # "clear" the last_date if the field has no value
                 schedule.last_date = None
             else: