diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 649616e..31b99ee 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -51,6 +51,8 @@
    -  MySQLi driver now supports persistent connections when running on PHP >= 5.3.
    -  Added dsn if the group connections in the config use PDO or any driver which need DSN.
    -  Improved PDO database support.
+   -  Added DSN string support for CUBRID.
+   -  Added persistent connections support for CUBRID.
 
 -  Libraries