diff --git a/lib/classes/database/class.Database.php b/lib/classes/database/class.Database.php
index bb43b65b..83779a57 100644
--- a/lib/classes/database/class.Database.php
+++ b/lib/classes/database/class.Database.php
@@ -260,11 +260,16 @@ class Database {
 		$attributes = array('ATTR_ERRMODE' => 'ERRMODE_EXCEPTION');
 
 		$dbconf["dsn"] = array(
-				'host' => $host,
 				'dbname' => $sql["db"],
 				'charset' => 'utf8'
 		);
 
+		if (!validateDomain($host) && !validate_ip2($host, true)) {
+			$dbconf["dsn"]['unix_socket'] = makeCorrectFile($host);
+		} else {
+			$dbconf["dsn"]['host'] = $host;
+		}
+
 		self::$_dbname = $sql["db"];
 
 		// add options to dsn-string