diff --git a/www/admin/aktiviteter/update.php b/www/admin/aktiviteter/update.php
index 68d98a7..15ddfe0 100644
--- a/www/admin/aktiviteter/update.php
+++ b/www/admin/aktiviteter/update.php
@@ -49,8 +49,8 @@ $date_part_start_time    = $_POST['start_time'];
 $date_part_lasts_hours   = $_POST['lasts_hours'];
 $date_part_lasts_minutes = $_POST['lasts_minutes'];
 
-if (strlen($date_part_start_day) < 2) {
-	$date_part_start_day = "0";
+while (strlen($date_part_start_day) < 2) {
+	$date_part_start_day = "0" . $date_part_start_day;
 }
 
 $start = ($date_part_start_mon . "-" . $date_part_start_day . " " . $date_part_start_time);