diff --git a/install/sql/incremental/upd_0093.sql b/install/sql/incremental/upd_0093.sql
index 71efb3085e18f6570e17b3b4a85288ae51620a85..96c5307f0ed22c0bda2651b41919f66af1a530a2 100644
--- a/install/sql/incremental/upd_0093.sql
+++ b/install/sql/incremental/upd_0093.sql
@@ -12,10 +12,10 @@ ALTER TABLE mail_domain ADD COLUMN `relay_host` varchar(255) NOT NULL default ''
   ADD COLUMN `relay_user` varchar(255) NOT NULL default '' AFTER `relay_host`,
   ADD COLUMN `relay_pass` varchar(255) NOT NULL default '' AFTER `relay_user`;
 -- Purge apps & addons installer (#5795)
-DROP TABLE 'software_package';
-DROP TABLE 'software_repo';
-DROP TABLE 'software_update';
-DROP TABLE 'software_update_inst';
+DROP TABLE `software_package`;
+DROP TABLE `software_repo`;
+DROP TABLE `software_update`;
+DROP TABLE `software_update_inst`;
 
 -- Brexit
 UPDATE `country` SET `eu` = 'n' WHERE `iso` = 'GB';
diff --git a/install/sql/incremental/upd_dev_collection.sql b/install/sql/incremental/upd_dev_collection.sql
index 75a6b01d93b7d007ee0af98218ce02d088a38690..c0d4bf04f6487f8a50e695e519c24eb5eb1dc561 100644
--- a/install/sql/incremental/upd_dev_collection.sql
+++ b/install/sql/incremental/upd_dev_collection.sql
@@ -4,3 +4,9 @@ ALTER TABLE `spamfilter_users` ALTER `policy_id` SET DEFAULT 0;
 -- mail_forwarding.source must be unique
 ALTER TABLE `mail_forwarding` DROP KEY `server_id`;
 ALTER TABLE `mail_forwarding` ADD UNIQUE KEY `server_id` (`server_id`, `source`);
+
+-- Purge apps & addons installer (#5795) - second time due to syntax error in 0093
+DROP TABLE IF EXISTS `software_package`;
+DROP TABLE IF EXISTS `software_repo`;
+DROP TABLE IF EXISTS `software_update`;
+DROP TABLE IF EXISTS `software_update_inst`;