diff --git a/hetzner-ddns.py b/hetzner-ddns.py
index 703ed7e..ec0aaf6 100755
--- a/hetzner-ddns.py
+++ b/hetzner-ddns.py
@@ -227,7 +227,7 @@ def main():
                     "value": addr,
                     "type": kind,
                     "name": args["--hostname"],
-                    "zone_id": args["--zone"],
+                    "zone_id": zone["id"],
                     "ttl": args["--ttl"],
                 }
             )