diff --git a/sql/mysql/upgrade/3.0.1.7/session_id.sql b/sql/mysql/upgrade/3.0.1.7/session_id.sql
new file mode 100644
index 0000000..f3f8126
--- /dev/null
+++ b/sql/mysql/upgrade/3.0.1.7/session_id.sql
@@ -0,0 +1,8 @@
+SET FOREIGN_KEY_CHECKS=0;
+ALTER TABLE `document_transactions` ADD COLUMN `session_id` int(11) default NULL;
+ALTER TABLE `document_transactions` ADD INDEX `session_id` (`session_id`);
+ALTER TABLE `folder_transactions` ADD COLUMN `session_id` int(11) default NULL;
+ALTER TABLE `folder_transactions` ADD INDEX `session_id` (`session_id`);
+ALTER TABLE `user_history` ADD COLUMN `session_id` int(11) default NULL;
+ALTER TABLE `user_history` ADD INDEX `session_id` (`session_id`);
+SET FOREIGN_KEY_CHECKS=1;