diff --git a/misuzu.php b/misuzu.php
index 87c0d9bf..1a54c38d 100644
--- a/misuzu.php
+++ b/misuzu.php
@@ -75,6 +75,24 @@ if (PHP_SAPI === 'cli') {
                         AND `ur`.`user_id` = u.`user_id`
                     )
                 ');
+
+                // Deletes expired sessions
+                Database::exec('
+                    DELETE FROM `msz_sessions`
+                    WHERE `expires_on` < NOW()
+                ');
+
+                // Cleans up the login history table
+                Database::exec('
+                    DELETE FROM `msz_login_attempts`
+                    WHERE `created_at` < NOW() - INTERVAL 1 YEAR
+                ');
+
+                // Cleans up the audit log table
+                Database::exec('
+                    DELETE FROM `msz_audit_log`
+                    WHERE `log_created` < NOW() - INTERVAL 1 YEAR
+                ');
                 break;
 
             case 'migrate':