diff --git a/content/docs/types/object.md b/content/docs/types/object.md
index 4b43382..f12c022 100644
--- a/content/docs/types/object.md
+++ b/content/docs/types/object.md
@@ -219,7 +219,7 @@ vine.group([
   })
 ])
 // highlight-start
-.otherwise((field) => {
+.otherwise((_, field) => {
   field.report(
     'You must provide username or email to login',
     'email_or_username',