diff --git a/docs/ref/class-based-views.txt b/docs/ref/class-based-views.txt
index 09ad0d3cec..21bb58c9b6 100644
--- a/docs/ref/class-based-views.txt
+++ b/docs/ref/class-based-views.txt
@@ -442,11 +442,11 @@ FormMixin
         Determine the URL to redirect to when the form is successfully
         validated. Returns :attr:`.success_url` by default.
 
-    .. method:: form_valid()
+    .. method:: form_valid(form)
 
         Redirects to :meth:`.get_success_url`.
 
-    .. method:: form_invalid()
+    .. method:: form_invalid(form)
 
         Renders a response, providing the invalid form as context.