diff --git a/src/DI/ContainerFactory.php b/src/DI/ContainerFactory.php
index 3b6def28f..b30825f7e 100644
--- a/src/DI/ContainerFactory.php
+++ b/src/DI/ContainerFactory.php
@@ -32,7 +32,7 @@ class ContainerFactory extends Nette\Object
 	/** @var array */
 	public $config = array();
 
-	/** @var array [file, section] */
+	/** @var array [file|array, section] */
 	public $configFiles = array();
 
 	/** @var string */
@@ -71,7 +71,9 @@ protected function generateCode()
 
 		$code = "<?php\n";
 		foreach ($this->configFiles as $info) {
-			$code .= "// source: $info[0] $info[1]\n";
+			if (is_scalar($info[0])) {
+				$code .= "// source: $info[0] $info[1]\n";
+			}
 		}
 		$code .= "\n" . $compiler->compile($config, $this->class, $this->parentClass);
 
@@ -90,7 +92,8 @@ protected function generateConfig()
 		$config = array();
 		$loader = $this->createLoader();
 		foreach ($this->configFiles as $info) {
-			$config = Config\Helpers::merge($loader->load($info[0], $info[1]), $config);
+			$info = is_scalar($info[0]) ? $loader->load($info[0], $info[1]) : $info[0];
+			$config = Config\Helpers::merge($info, $config);
 		}
 		$this->dependencies = array_merge($this->dependencies, $loader->getDependencies());
 
diff --git a/tests/DI/ContainerFactory.basic.phpt b/tests/DI/ContainerFactory.basic.phpt
index c3aa304e7..bf12e665f 100644
--- a/tests/DI/ContainerFactory.basic.phpt
+++ b/tests/DI/ContainerFactory.basic.phpt
@@ -25,3 +25,12 @@ $factory->class = 'My';
 $container = $factory->create();
 Assert::type($factory->class, $container);
 Assert::type($factory->parentClass, $container);
+
+$factory->class = 'My2';
+$factory->config = array('parameters' => array('foo' => 'a'));
+$factory->configFiles = array(
+	array(Tester\FileMock::create('parameters: {foo: b}', 'neon'), NULL),
+	array(array('parameters' => array('foo' => 'c')), NULL),
+);
+$container = $factory->create();
+Assert::same(array('foo' => 'c'), $container->parameters);