diff --git a/test/factories.rb b/test/factories.rb
index 2bcab8c..af9e920 100644
--- a/test/factories.rb
+++ b/test/factories.rb
@@ -174,7 +174,11 @@ module Noosfero::Factory
   ###############################################
 
   def defaults_for_environment
-    { :name => 'Environment ' + factory_num_seq.to_s }
+    seq = factory_num_seq
+    {
+      :name => "Environment %d" % seq,
+      :contact_email => "environment%d@example.com" % seq
+    }
   end
 
   ###############################################
--
libgit2 0.21.2