diff --git a/Using-systemd-units-instead-of-cron.md b/Using-systemd-units-instead-of-cron.md
index a777d5f..66e2b04 100644
--- a/Using-systemd-units-instead-of-cron.md
+++ b/Using-systemd-units-instead-of-cron.md
@@ -4,7 +4,7 @@
 ```
 [Unit]
 Description=Renew Let's Encrypt certificates using acme.sh
-After=network-online.target
+After=network-online.target nss-lookup.target
 
 [Service]
 Type=oneshot