diff --git a/app/services/door.py b/app/services/door.py
index 41daa84..9a16a03 100644
--- a/app/services/door.py
+++ b/app/services/door.py
@@ -35,15 +35,20 @@ def isDoorOpen():
 def checkAccess(uuid: str, db: Session = Depends(get_session)):
     try:
         current_weekday = datetime.datetime.weekday(datetime.date.today())
-        print(f"current day is {current_weekday}")
+        current_time = datetime.datetime.now()
         card = db.exec(select(Card).where(Card.uuid == uuid)).one()
         for auth in card.group.accessauths:
             print(f"checking auth: {auth.name}")
             for timetable in auth.timetables:
-                print(f"timetable date is {timetable.weekday - 1}")
-                if current_weekday == timetable.weekday - 1:
-                    return True
-                return False
+                print(f"  checking timetable {timetable.id}")
+                print(f"   comparing weekday: CUR:{current_weekday} TT:{timetable.weekday}")
+                if current_weekday == timetable.weekday:
+                    starttime = datetime.datetime.combine(datetime.date.today(), timetable.starttime)
+                    endtime = starttime + datetime.timedelta(minutes=timetable.duration)
+                    print(f"   comparing time: Start:{starttime} Current:{current_time} End:{endtime}")
+                    if starttime < current_time < endtime:
+                        return True
+        return False
     except exc.NoResultFound:
         raise HTTPException(status_code=status.HTTP_404_NOT_FOUND)