diff --git a/config/application.rb b/config/application.rb
index 2870748..701064d 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -128,7 +128,7 @@ module Noosfero
     # Make sure the secret is at least 30 characters and all random,
     # no regular words or you'll be exposed to dictionary attacks.
     config.secret_token = noosfero_session_secret
-    config.session_store :active_record_store, key: '_noosfero_session'
+    config.session_store :cookie_store, key: '_noosfero_session'
 
     config.paths['db/migrate'] += Dir.glob "#{Rails.root}/{baseplugins,config/plugins}/*/db/migrate"
     config.i18n.load_path += Dir.glob "#{Rails.root}/{baseplugins,config/plugins}/*/locales/*.{rb,yml}"
--
libgit2 0.21.2