diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index 0b26f28864..d9c7d1f2aa 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -766,7 +766,8 @@ function user_ban($mode, $ban, $ban_len, $ban_len_other, $ban_exclude, $ban_reas
 			if (sizeof($ban_other) == 3 && ((int)$ban_other[0] < 9999) &&
 				(strlen($ban_other[0]) == 4) && (strlen($ban_other[1]) == 2) && (strlen($ban_other[2]) == 2))
 			{
-				$ban_end = max($current_time, gmmktime(0, 0, 0, (int)$ban_other[1], (int)$ban_other[2], (int)$ban_other[0]));
+				$time_offset = (isset($user->timezone) && isset($user->dst)) ? (int) $user->timezone + (int) $user->dst : 0;
+				$ban_end = max($current_time, gmmktime(0, 0, 0, (int)$ban_other[1], (int)$ban_other[2], (int)$ban_other[0]) - $time_offset);
 			}
 			else
 			{