diff --git a/docs/install.md b/docs/install.md
index dc8ee1c..e1d8083 100644
--- a/docs/install.md
+++ b/docs/install.md
@@ -12,4 +12,8 @@ For installation use [composer](http://getcomposer.org). Add in your `composer.j
 or use shell
 `composer require fenom/fenom`
 
-If you do not use composer - use `psr-0` format for loading Fenom's classes.
+If you do not use composer - use `psr-0` format for loading Fenom's classes or just register Fenom's autoloader:
+
+```php
+Fenom::registerAutoload();
+```
diff --git a/sandbox/fenom.php b/sandbox/fenom.php
index 5f5bc5c..26843eb 100644
--- a/sandbox/fenom.php
+++ b/sandbox/fenom.php
@@ -9,7 +9,9 @@ namespace Ts {
 }
 
 namespace {
-    require_once __DIR__.'/../vendor/autoload.php';
+    require_once __DIR__.'/../src/Fenom.php';
+
+    \Fenom::registerAutoload();
 
     $fenom = Fenom::factory(__DIR__.'/templates', __DIR__.'/compiled', Fenom::FORCE_COMPILE);
 
diff --git a/src/Fenom.php b/src/Fenom.php
index bdb6b9e..7459f6f 100644
--- a/src/Fenom.php
+++ b/src/Fenom.php
@@ -964,4 +964,22 @@ class Fenom
         }
         return $mask;
     }
+
+    /**
+     * Register PSR-0 autoload for Fenom
+     * @param string $dir custom directory for autoloading, if NULL — autoload itself
+     * @return bool
+     */
+    public static function registerAutoload($dir = null)
+    {
+        if(!$dir) {
+            $dir = __DIR__;
+        }
+        return spl_autoload_register(function($classname) use ($dir) {
+            $file = $dir.DIRECTORY_SEPARATOR.str_replace('\\', DIRECTORY_SEPARATOR, $classname).'.php';
+            if(is_file($file)) {
+                require_once $file;
+            }
+        });
+    }
 }