diff -up ntp-4.2.6p5/ntpd/ntp_timer.c.orphreftime ntp-4.2.6p5/ntpd/ntp_timer.c --- ntp-4.2.6p5/ntpd/ntp_timer.c.orphreftime 2016-04-06 14:54:06.509912455 +0200 +++ ntp-4.2.6p5/ntpd/ntp_timer.c 2016-04-06 14:54:12.132926469 +0200 @@ -433,6 +433,7 @@ timer(void) sys_offset = 0; sys_rootdelay = 0; sys_rootdisp = 0; + get_systime(&sys_reftime); } /*