diff --git a/block_timetable.php b/block_timetable.php
index 40a4d90..4338613 100644
--- a/block_timetable.php
+++ b/block_timetable.php
@@ -89,9 +89,9 @@ class block_timetable extends block_base {
         $today = new \DateTime();
         $week = $today->format("W");
         $dayofweek = $today->format('w');
-        if ($dayofweek > 5 + get_config('timetable', 'saturday')) {
+        if ($dayofweek > 5 + get_config('timetable', 'saturday') || ($dayofweek == 0)) {
             $week++;
-        }
+	}
 
         //$ttable = new \mod_timetable\timetable('teacher','Da');
         $ttable->read_db($week);