1 files changed, 1 insertions, 1 deletions
diff --git a/phpBB/install/database_update.php b/phpBB/install/database_update.php
index f72f963bff..c9dd0a523f 100644
--- a/phpBB/install/database_update.php
+++ b/phpBB/install/database_update.php
@@ -239,7 +239,7 @@ _sql($sql, $errored, $error_ary);
 /* Optimize/vacuum analyze the tables where appropriate
 // this should be done for each version in future along with
 // the version number update
-switch ($db->dbms_type)
+switch (phpbb::$db->dbms_type)
 {
 	case 'mysql':
 		$sql = 'OPTIMIZE TABLE ' . $table_prefix . 'auth_access, ' . $table_prefix . 'banlist, ' . $table_prefix . 'categories, ' . $table_prefix . 'config, ' . $table_prefix . 'disallow, ' . $table_prefix . 'forum_prune, ' . $table_prefix . 'forums, ' . $table_prefix . 'groups, ' . $table_prefix . 'posts, ' . $table_prefix . 'posts_text, ' . $table_prefix . 'privmsgs, ' . $table_prefix . 'privmsgs_text, ' . $table_prefix . 'ranks, ' . $table_prefix . 'search_results, ' . $table_prefix . 'search_wordlist, ' . $table_prefix . 'search_wordmatch, ' . $table_prefix . 'sessions_keys' . $table_prefix . 'smilies, ' . $table_prefix . 'themes, ' . $table_prefix . 'themes_name, ' . $table_prefix . 'topics, ' . $table_prefix . 'topics_watch, ' . $table_prefix . 'user_group, ' . $table_prefix . 'users, ' . $table_prefix . 'vote_desc, ' . $table_prefix . 'vote_results, ' . $table_prefix . 'vote_voters, ' . $table_prefix . 'words';