diff --git a/plugins/sub_organizations/lib/sub_organizations_plugin/relation.rb b/plugins/sub_organizations/lib/sub_organizations_plugin/relation.rb
index bdb6421..9530f39 100644
--- a/plugins/sub_organizations/lib/sub_organizations_plugin/relation.rb
+++ b/plugins/sub_organizations/lib/sub_organizations_plugin/relation.rb
@@ -1,4 +1,6 @@
 class SubOrganizationsPlugin::Relation < Noosfero::Plugin::ActiveRecord
+  record_timestamps = false
+
   belongs_to :parent, :polymorphic => true
   belongs_to :child, :polymorphic => true
 
--
libgit2 0.21.2