--- pure-ftpd-1.0.21.orig/src/ftpd.c	2009-04-30 13:39:37.000000000 +0300
+++ pure-ftpd-1.0.21/src/ftpd.c	2009-04-30 13:40:55.000000000 +0300
@@ -2541,7 +2541,7 @@
     tm.tm_mon--;
     tm.tm_year -= 1900;
     if (tm.tm_mon < 0 || tm.tm_year <= 0 ||
-	(ts = mktime(&tm)) == (time_t) -1) {
+	(ts = timegm(&tm)) == (time_t) -1) {
 	addreply_noformat(501, MSG_TIMESTAMP_FAILURE);
 	return;
     }