--- pm_email_notify/pm_email_notify.module.orig	2009-08-26 12:21:08.347304372 +0200
+++ pm_email_notify/pm_email_notify.module.dbcleanup	2009-08-26 13:14:55.220792289 +0200
@@ -179,6 +179,9 @@ function pm_email_notify_user($op, &$edi
         }
         break;
 
+      case 'delete':
+        db_query("DELETE FROM {pm_email_notify} WHERE user_id = %d", $account->uid);
+        break;
     }
   }
-}
\ No newline at end of file
+}