diff --git a/roles/zigbee2mqtt/templates/zigbee2mqtt.service.j2 b/roles/zigbee2mqtt/templates/zigbee2mqtt.service.j2
index e3282b3..8f0a7aa 100644
--- a/roles/zigbee2mqtt/templates/zigbee2mqtt.service.j2
+++ b/roles/zigbee2mqtt/templates/zigbee2mqtt.service.j2
@@ -1,7 +1,9 @@
 [Unit]
 Description=Zigbee2MQTT
 After=network-online.target
+After=time-sync.target
 Wants=network-online.target
+Wants=time-sync.target
 
 [Service]
 Type=notify
diff --git a/roles/zwavejs2mqtt/templates/zwavejs2mqtt.service.j2 b/roles/zwavejs2mqtt/templates/zwavejs2mqtt.service.j2
index bb71499..9024408 100644
--- a/roles/zwavejs2mqtt/templates/zwavejs2mqtt.service.j2
+++ b/roles/zwavejs2mqtt/templates/zwavejs2mqtt.service.j2
@@ -1,7 +1,9 @@
 [Unit]
 Description=Zwavejs2Mqtt
 After=network-online.target
+After=time-sync.target
 Wants=network-online.target
+Wants=time-sync.target
 
 [Service]
 Type=notify