diff --git a/docs/goip.md b/docs/goip.md
index 3eb8a5af9..490fe1d60 100644
--- a/docs/goip.md
+++ b/docs/goip.md
@@ -20,7 +20,7 @@
 
 ### Compulsory parameters
 
-- `"subdomain"` is the full FQDN of your ddns address. sample.goip.de or something.goip.it
+- `"fqdn"` is the full FQDN of your ddns address. sample.goip.de or something.goip.it
 - `"username"` is your goip.de username listed under "Routers"
 - `"password"` is your router account password