diff --git a/system/database.php b/system/database.php
index 66a2c6b..41a2bad 100644
--- a/system/database.php
+++ b/system/database.php
@@ -2,7 +2,7 @@
 /**
  * @file database.php
  * @created_on 2018-04-13
- * @updated_on 2020-03-25
+ * @updated_on 2020-04-16
  * @author Go Namhyeon <gnh1201@gmail.com>
  * @brief Database module
  */