diff --git a/lib/classes/database/class.Database.php b/lib/classes/database/class.Database.php
index 83779a57..12d04f69 100644
--- a/lib/classes/database/class.Database.php
+++ b/lib/classes/database/class.Database.php
@@ -264,7 +264,7 @@ class Database {
 				'charset' => 'utf8'
 		);
 
-		if (!validateDomain($host) && !validate_ip2($host, true)) {
+		if (!validateDomain($host) && !validate_ip2($host, true, 'invalidip', true)) {
 			$dbconf["dsn"]['unix_socket'] = makeCorrectFile($host);
 		} else {
 			$dbconf["dsn"]['host'] = $host;