Index: branches/5.2.x/core/install.php
===================================================================
diff -u -N -r16513 -r16689
--- branches/5.2.x/core/install.php	(.../install.php)	(revision 16513)
+++ branches/5.2.x/core/install.php	(.../install.php)	(revision 16689)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: install.php 16513 2017-01-20 14:10:53Z alex $
+* @version	$Id: install.php 16689 2021-03-16 08:33:40Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -299,6 +299,11 @@
 							break;
 						}
 					}
+
+					if ( !$this->errorMessage && $this->toolkit->systemConfig->get('DBType', 'Database') == 'mysql' ) {
+						$this->toolkit->systemConfig->set('DBType', 'Database', 'mysqli');
+						$this->toolkit->systemConfig->save();
+					}
 					break;
 
 				case 'clean_db':