diff --git a/scripts/cert_renew.sh b/scripts/cert_renew.sh
index 8a3b1a6..1eff0a0 100755
--- a/scripts/cert_renew.sh
+++ b/scripts/cert_renew.sh
@@ -8,6 +8,5 @@ lego \
 	--email="acme@base23.de" \
 	--domains="*.base23.de" \
 	--dns hetzner \
-	--dns \
 	renew \
 	--renew-hook="./scripts/cert_renew_hook.sh"