diff --git a/addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init.d/odoo b/addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init.d/odoo
index f2f4abfea20..8b346ec8dcb 100755
--- a/addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init.d/odoo
+++ b/addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init.d/odoo
@@ -26,6 +26,11 @@ test -x $DAEMON || exit 0
 set -e
 
 function _start() {
+    # Wait for time to be synced or AP to start or max 30 seconds
+    cnt=30
+    while ! test -a /run/systemd/timesync/synchronized && ! ip route | grep 10.11.12.1 && ((cnt--)); do
+        sleep 1
+    done
     start-stop-daemon --start --quiet --pidfile $PIDFILE --chuid $USER:$USER --background --make-pidfile --exec $DAEMON -- --config $CONFIG --logfile $LOGFILE --load=web,hw_proxy,hw_posbox_homepage,hw_escpos,hw_drivers --limit-time-cpu=600 --limit-time-real=1200
 }