diff --git a/lib/database_cleaner/active_record/base.rb b/lib/database_cleaner/active_record/base.rb
index 85bf50b..d2fe82f 100644
--- a/lib/database_cleaner/active_record/base.rb
+++ b/lib/database_cleaner/active_record/base.rb
@@ -69,6 +69,7 @@ module DatabaseCleaner
 
       def establish_connection
         ::ActiveRecord::Base.establish_connection(connection_hash)
+        ::ActiveRecord::Base
       end
 
     end