diff --git a/README.md b/README.md
index c020b419..e490fcef 100644
--- a/README.md
+++ b/README.md
@@ -331,7 +331,7 @@ Alternatively you could store certain metadata for one type of version, and othe
 You can also specify a custom name for the versions association.  This is useful if you already have a `versions` method on your model.  For example:
 
     class Post < ActiveRecord::Base
-      has_paper_trail :versions_association_name => :paper_trail_versions
+      has_paper_trail :versions => :paper_trail_versions
 
       # Existing versions method.  We don't want to clash.
       def versions
diff --git a/lib/paper_trail/has_paper_trail.rb b/lib/paper_trail/has_paper_trail.rb
index f4bc2e8d..7f543613 100644
--- a/lib/paper_trail/has_paper_trail.rb
+++ b/lib/paper_trail/has_paper_trail.rb
@@ -18,7 +18,7 @@ module PaperTrail
       #               Values are objects or procs (which are called with `self`, i.e. the model with the paper
       #               trail).  See `PaperTrail::Controller.info_for_paper_trail` for how to store data from
       #               the controller.
-      # :versions_association_name    the name to use for the versions association.  Default is `:versions`.
+      # :versions     the name to use for the versions association.  Default is `:versions`.
       def has_paper_trail(options = {})
         # Lazily include the instance methods so we don't clutter up
         # any more ActiveRecord models than we have to.