diff --git a/README.md b/README.md
index 49956a6e..79b3ccc9 100644
--- a/README.md
+++ b/README.md
@@ -114,8 +114,8 @@ Devise.setup do |config|
     # Before callbacks
     api.before_sign_in = ->(_params, _request, _resource_class) { }
     api.before_sign_up = ->(_params, _request, _resource_class) { }
-    api.before_refresh = ->(_params, _request, _resource_class) { }
-    api.before_revoke = ->(_params, _request, _resource_class) { }
+    api.before_refresh = ->(_params, _request) { }
+    api.before_revoke = ->(_params, _request) { }
   end
 end
 ```