diff --git a/connect.inc.php b/connect.inc.php
index a0fdb282..3b7e87e9 100644
--- a/connect.inc.php
+++ b/connect.inc.php
@@ -1,5 +1,8 @@
 <?php
 if (!(strlen($_GET["db"]) ? $mysql->select_db($_GET["db"]) : isset($_GET["sql"]) || isset($_GET["dump"]) || isset($_GET["database"]) || isset($_GET["processlist"]))) {
+	if (strlen($_GET["db"])) {
+		unset($_SESSION["databases"][$_GET["server"]]);
+	}
 	page_header(lang('Select database'));
 	if (strlen($_GET["db"])) {
 		echo "<p class='error'>" . lang('Invalid database.') . "</p>\n";