diff --git a/docs/examples/dns/luadns/instantiate_driver.py b/docs/examples/dns/luadns/instantiate_driver.py
index 044a458488..425bcb38e5 100644
--- a/docs/examples/dns/luadns/instantiate_driver.py
+++ b/docs/examples/dns/luadns/instantiate_driver.py
@@ -2,4 +2,4 @@
 from libcloud.dns.providers import get_driver
 
 cls = get_driver(Provider.LUADNS)
-driver = cls(user="user", key="api_key")
+driver = cls(key="user", secret="api_key")