diff --git a/administrator/components/com_admin/sql/updates/mysql/4.0.0-2018-05-15.sql b/administrator/components/com_admin/sql/updates/mysql/4.0.0-2018-05-15.sql
index 6b3baa2fe9b97..9c866f0a2e1fb 100644
--- a/administrator/components/com_admin/sql/updates/mysql/4.0.0-2018-05-15.sql
+++ b/administrator/components/com_admin/sql/updates/mysql/4.0.0-2018-05-15.sql
@@ -126,9 +126,9 @@ INSERT INTO `#__workflow_transitions` (`id`, `asset_id`, `published`, `ordering`
 --
 
 INSERT INTO `#__extensions` (`package_id`, `name`, `type`, `element`, `folder`, `client_id`, `enabled`, `access`, `protected`, `manifest_cache`, `params`, `checked_out`, `checked_out_time`, `ordering`, `state`) VALUES
-(0, 'com_workflow', 'component', 'com_workflow', '', 1, 1, 0, 0, '', '{}', 0, NULL, 0, 0),
-(0, 'plg_workflow_publishing', 'plugin', 'publishing', 'workflow', 0, 1, 1, 0, '', '{}', 0, NULL, 0, 0),
-(0, 'plg_workflow_featuring', 'plugin', 'featuring', 'workflow', 0, 1, 1, 0, '', '{}', 0, NULL, 0, 0);
+(0, 'com_workflow', 'component', 'com_workflow', '', 1, 1, 0, 0, '', '{}', 0, '0000-00-00 00:00:00', 0, 0),
+(0, 'plg_workflow_publishing', 'plugin', 'publishing', 'workflow', 0, 1, 1, 0, '', '{}', 0, '0000-00-00 00:00:00', 0, 0),
+(0, 'plg_workflow_featuring', 'plugin', 'featuring', 'workflow', 0, 1, 1, 0, '', '{}', 0, '0000-00-00 00:00:00', 0, 0);
 
 --
 -- Creating Associations for existing content
diff --git a/administrator/components/com_admin/sql/updates/postgresql/4.0.0-2018-05-15.sql b/administrator/components/com_admin/sql/updates/postgresql/4.0.0-2018-05-15.sql
index ad60c31034d20..1b9c0c4da36c4 100644
--- a/administrator/components/com_admin/sql/updates/postgresql/4.0.0-2018-05-15.sql
+++ b/administrator/components/com_admin/sql/updates/postgresql/4.0.0-2018-05-15.sql
@@ -123,8 +123,8 @@ INSERT INTO "#__workflow_transitions" ("id", "asset_id", "published", "ordering"
 
 INSERT INTO "#__extensions" ("package_id", "name", "type", "element", "folder", "client_id", "enabled", "access", "protected", "manifest_cache", "params", "checked_out", "checked_out_time", "ordering", "state") VALUES
 (0, 'com_workflow', 'component', 'com_workflow', '', 1, 1, 0, 0, '', '{}', 0, '1970-01-01 00:00:00', 0, 0),
-(0, 'plg_workflow_publishing', 'plugin', 'publishing', 'workflow', 0, 1, 1, 0, '', '{}', 0, NULL, 0, 0),
-(0, 'plg_workflow_featuring', 'plugin', 'featuring', 'workflow', 0, 1, 1, 0, '', '{}', 0, NULL, 0, 0);
+(0, 'plg_workflow_publishing', 'plugin', 'publishing', 'workflow', 0, 1, 1, 0, '', '{}', 0, '1970-01-01 00:00:00', 0, 0),
+(0, 'plg_workflow_featuring', 'plugin', 'featuring', 'workflow', 0, 1, 1, 0, '', '{}', 0, '1970-01-01 00:00:00', 0, 0);
 
 --
 -- Creating Associations for existing content