diff --git a/doc/getting-started/arguments.md b/doc/getting-started/arguments.md
index 4e55f5e6..4968a8a0 100644
--- a/doc/getting-started/arguments.md
+++ b/doc/getting-started/arguments.md
@@ -45,7 +45,7 @@ function task(
 ```bash
 $ castor task foo
 foo default
-$ castor task --default=bar foo
+$ castor task foo --second-arg=bar
 foo bar
 ```