diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb
index 1b9b725dd4..f540aa7f25 100644
--- a/activerecord/lib/active_record/associations.rb
+++ b/activerecord/lib/active_record/associations.rb
@@ -303,7 +303,7 @@ module ActiveRecord
     # You can manipulate objects and associations before they are saved to the database, but there is some special behavior you should be
     # aware of, mostly involving the saving of associated objects.
     #
-    # Unless you set the :autosave option on a <tt>has_one</tt>, <tt>belongs_to</tt>,
+    # You can set the :autosave option on a <tt>has_one</tt>, <tt>belongs_to</tt>,
     # <tt>has_many</tt>, or <tt>has_and_belongs_to_many</tt> association. Setting it
     # to +true+ will _always_ save the members, whereas setting it to +false+ will
     # _never_ save the members.