diff --git a/src/Fgits/CarbonGermanHolidays/CarbonGermanHolidays.php b/src/Fgits/CarbonGermanHolidays/CarbonGermanHolidays.php
index bde4ea4..81ba4b1 100644
--- a/src/Fgits/CarbonGermanHolidays/CarbonGermanHolidays.php
+++ b/src/Fgits/CarbonGermanHolidays/CarbonGermanHolidays.php
@@ -140,7 +140,7 @@ public static function getHolidays($year, $states = self::ALL_STATES)
             $states = [$states];
         }
 
-        $penanceDay = mktime(0, 0, 0, 11, 22 - ($year - 1 + ((int)((int)($year / 4)) % 7)), $year);
+        $penanceDay = date('Y-m-d', strtotime("-40 days", $easterSunday));
 
 
         // For all states