diff --git a/app/models/user.rb b/app/models/user.rb
index 80241fbed..58d45c3c2 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -21,7 +21,7 @@ class User
   
   ######## Making things work ########
   key :email, String
-  validates_true_for :email, :logic => lambda {
+  validates_true_for :email, :logic => lambda { |email|
     email.include?('@pivotallabs.com') || email.include?('@pivotalsf.com')}
 
   def method_missing(method, *args)