diff --git a/install/upgrades/3.4.6.sql b/install/upgrades/3.4.6.sql
new file mode 100644
index 00000000..1db7205f
--- /dev/null
+++ b/install/upgrades/3.4.6.sql
@@ -0,0 +1,38 @@
+
+ALTER TABLE `actions` ENGINE InnoDB;
+ALTER TABLE `address` ENGINE InnoDB;
+ALTER TABLE `alternc_status` ENGINE InnoDB;
+ALTER TABLE `authorised_ip` ENGINE InnoDB;
+ALTER TABLE `authorised_ip_affected` ENGINE InnoDB;
+ALTER TABLE `browser` ENGINE InnoDB;
+ALTER TABLE `chgmail` ENGINE InnoDB;
+ALTER TABLE `cron` ENGINE InnoDB;
+ALTER TABLE `db` ENGINE InnoDB;
+ALTER TABLE `db_servers` ENGINE InnoDB;
+ALTER TABLE `dbusers` ENGINE InnoDB;
+ALTER TABLE `default_subdomains` ENGINE InnoDB;
+ALTER TABLE `defquotas` ENGINE InnoDB;
+ALTER TABLE `domaines` ENGINE InnoDB;
+ALTER TABLE `domaines_type` ENGINE InnoDB;
+ALTER TABLE `forbidden_domains` ENGINE InnoDB;
+ALTER TABLE `ftpusers` ENGINE InnoDB;
+ALTER TABLE `local` ENGINE InnoDB;
+ALTER TABLE `mailbox` ENGINE InnoDB;
+ALTER TABLE `membres` ENGINE InnoDB;
+ALTER TABLE `mxaccount` ENGINE InnoDB;
+ALTER TABLE `piwik_sites` ENGINE InnoDB;
+ALTER TABLE `piwik_users` ENGINE InnoDB;
+ALTER TABLE `policy` ENGINE InnoDB;
+ALTER TABLE `quotas` ENGINE InnoDB;
+ALTER TABLE `recipient` ENGINE InnoDB;
+ALTER TABLE `sessions` ENGINE InnoDB;
+ALTER TABLE `size_db` ENGINE InnoDB;
+ALTER TABLE `size_mailman` ENGINE InnoDB;
+ALTER TABLE `size_web` ENGINE InnoDB;
+ALTER TABLE `slaveaccount` ENGINE InnoDB;
+ALTER TABLE `slaveip` ENGINE InnoDB;
+ALTER TABLE `sub_domaines` ENGINE InnoDB;
+ALTER TABLE `tld` ENGINE InnoDB;
+ALTER TABLE `variable` ENGINE InnoDB;
+ALTER TABLE `vm_history` ENGINE InnoDB;
+