diff --git a/composer.json b/composer.json
index ce619a8a..cbba9990 100644
--- a/composer.json
+++ b/composer.json
@@ -21,8 +21,7 @@
 		"dg/dibi": "*"
 	},
 	"autoload": {
-		"classmap": ["src/"],
-		"files": ["src/loader.php"]
+		"classmap": ["src/"]
 	},
 	"extra": {
 		"branch-alias": {
diff --git a/src/loader.php b/src/loader.php
deleted file mode 100644
index d9906b8e..00000000
--- a/src/loader.php
+++ /dev/null
@@ -1,67 +0,0 @@
-<?php
-
-/**
- * This file is part of the "dibi" - smart database abstraction layer.
- * Copyright (c) 2005 David Grudl (https://davidgrudl.com)
- */
-
-declare(strict_types=1);
-
-if (PHP_VERSION_ID < 70100) {
-	throw new Exception('Dibi requires PHP 7.1 or newer.');
-}
-
-
-spl_autoload_register(function ($class) {
-	$old2new = [
-		'DibiColumnInfo' => 'Dibi\Reflection\Column',
-		'DibiConnection' => 'Dibi\Connection',
-		'DibiDatabaseInfo' => 'Dibi\Reflection\Database',
-		'DibiDataSource' => 'Dibi\DataSource',
-		'DibiDateTime' => 'Dibi\DateTime',
-		'DibiDriverException' => 'Dibi\DriverException',
-		'DibiEvent' => 'Dibi\Event',
-		'DibiException' => 'Dibi\Exception',
-		'DibiFileLogger' => 'Dibi\Loggers\FileLogger',
-		'DibiFirebirdDriver' => 'Dibi\Drivers\FirebirdDriver',
-		'DibiFirePhpLogger' => 'Dibi\Loggers\FirePhpLogger',
-		'DibiFluent' => 'Dibi\Fluent',
-		'DibiForeignKeyInfo' => 'Dibi\Reflection\ForeignKey',
-		'DibiHashMap' => 'Dibi\HashMap',
-		'DibiHashMapBase' => 'Dibi\HashMapBase',
-		'DibiIndexInfo' => 'Dibi\Reflection\Index',
-		'DibiLiteral' => 'Dibi\Literal',
-		'DibiMsSql2005Driver' => 'Dibi\Drivers\SqlsrvDriver',
-		'DibiMsSql2005Reflector' => 'Dibi\Drivers\SqlsrvReflector',
-		'DibiMsSqlDriver' => 'Dibi\Drivers\MsSqlDriver',
-		'DibiMsSqlReflector' => 'Dibi\Drivers\MsSqlReflector',
-		'DibiMySqliDriver' => 'Dibi\Drivers\MySqliDriver',
-		'DibiMySqlReflector' => 'Dibi\Drivers\MySqlReflector',
-		'DibiNotImplementedException' => 'Dibi\NotImplementedException',
-		'DibiNotSupportedException' => 'Dibi\NotSupportedException',
-		'DibiOdbcDriver' => 'Dibi\Drivers\OdbcDriver',
-		'DibiOracleDriver' => 'Dibi\Drivers\OracleDriver',
-		'DibiPcreException' => 'Dibi\PcreException',
-		'DibiPdoDriver' => 'Dibi\Drivers\PdoDriver',
-		'DibiPostgreDriver' => 'Dibi\Drivers\PostgreDriver',
-		'DibiProcedureException' => 'Dibi\ProcedureException',
-		'DibiResult' => 'Dibi\Result',
-		'DibiResultInfo' => 'Dibi\Reflection\Result',
-		'DibiResultIterator' => 'Dibi\ResultIterator',
-		'DibiRow' => 'Dibi\Row',
-		'DibiSqlite3Driver' => 'Dibi\Drivers\Sqlite3Driver',
-		'DibiSqliteReflector' => 'Dibi\Drivers\SqliteReflector',
-		'DibiTableInfo' => 'Dibi\Reflection\Table',
-		'DibiTranslator' => 'Dibi\Translator',
-		'IDataSource' => 'Dibi\IDataSource',
-		'IDibiDriver' => 'Dibi\Driver',
-		'IDibiReflector' => 'Dibi\Reflector',
-		'IDibiResultDriver' => 'Dibi\ResultDriver',
-		'Dibi\Drivers\MsSql2005Driver' => 'Dibi\Drivers\SqlsrvDriver',
-		'Dibi\Drivers\MsSql2005Reflector' => 'Dibi\Drivers\SqlsrvReflector',
-	];
-	if (isset($old2new[$class])) {
-		trigger_error("Class $class has been renamed to {$old2new[$class]}.", E_USER_DEPRECATED);
-		class_alias($old2new[$class], $class);
-	}
-});