diff --git a/include/db/db.inc.php b/include/db/db.inc.php
index 279b931c..386b7ba1 100644
--- a/include/db/db.inc.php
+++ b/include/db/db.inc.php
@@ -3,7 +3,7 @@
 # All rights reserved.  See LICENSE file for licensing details
 
 // PHP 5.5 compat, no longer use deprecated mysql
-if ($serendipity['dbType'] ?? '' == 'mysql' && (version_compare(PHP_VERSION, '5.5.0') >= 0 || !function_exists('mysql_connect'))) {
+if (($serendipity['dbType'] ?? '') == 'mysql' && (version_compare(PHP_VERSION, '5.5.0') >= 0 || !function_exists('mysql_connect'))) {
     $serendipity['dbType'] = 'mysqli';
 }