diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index 271542efdd..93e4e6db07 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -528,7 +528,7 @@ function user_delete($mode, $user_id, $post_username = false)
 
 	$db->sql_transaction('begin');
 
-	$table_ary = array(USERS_TABLE, USER_GROUP_TABLE, TOPICS_WATCH_TABLE, FORUMS_WATCH_TABLE, ACL_USERS_TABLE, TOPICS_TRACK_TABLE, TOPICS_POSTED_TABLE, FORUMS_TRACK_TABLE, PROFILE_FIELDS_DATA_TABLE, MODERATOR_CACHE_TABLE, DRAFTS_TABLE, BOOKMARKS_TABLE, SESSIONS_KEYS_TABLE);
+	$table_ary = array(USERS_TABLE, USER_GROUP_TABLE, TOPICS_WATCH_TABLE, FORUMS_WATCH_TABLE, ACL_USERS_TABLE, TOPICS_TRACK_TABLE, TOPICS_POSTED_TABLE, FORUMS_TRACK_TABLE, PROFILE_FIELDS_DATA_TABLE, MODERATOR_CACHE_TABLE, DRAFTS_TABLE, BOOKMARKS_TABLE, SESSIONS_KEYS_TABLE, PRIVMSGS_FOLDER_TABLE, PRIVMSGS_RULES_TABLE);
 
 	foreach ($table_ary as $table)
 	{