Set the timezone To set the timezone of your system clock do the following: cp /usr/share/zoneinfo/America/La_Paz /etc/localtime Choose the right timezone for you. Automatically adjust your computer clock To have your system to automatically adjust time we need to install ntp . Get it from your repository. Once installed you can configure it this way: Edit the file /etc/ntpd.conf . It will look like this: # With the default settings below, ntpd will only synchronize your clock. # # For details, see: # - the ntp.conf man page # - http://support.ntp.org/bin/view/Support/GettingStarted # - https://wiki.archlinux.org/index.php/Network_Time_Protocol_daemon # Associate to public NTP pool servers; see http://www.pool.ntp.org/ server 0.pool.ntp.org server 1.pool.ntp.org server 2.pool.ntp.org # Only allow read-only access from localhost restrict default noquery nopeer restrict 127.0.0.1 restrict ::1 # Location of drift and log files driftfile /var/lib/ntp/ntp.drift logfile /var