diff --git a/README.rdoc b/README.rdoc
index b657c2b..1044361 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -113,8 +113,6 @@ temporal options.
 
   validates_datetime :appointment_date, :before => Proc.new { 1.week.from_now }
 
-  validates_datetime :appointment_date, :before => Proc.new { 1.week.from_now }
-
   validates_date :entry_date, :with_time => '17:00', :on_or_before => :competition_closing