diff --git a/bin/psysh b/bin/psysh
index 0829481..2e73ad5 100755
--- a/bin/psysh
+++ b/bin/psysh
@@ -10,101 +10,7 @@
  * file that was distributed with this source code.
  */
 
-// Try to find an autoloader for a local psysh version.
-// We'll wrap this whole mess in a Closure so it doesn't leak any globals.
-call_user_func(function () {
-    $cwd = null;
-
-    // Find the cwd arg (if present)
-    $argv = isset($_SERVER['argv']) ? $_SERVER['argv'] : array();
-    foreach ($argv as $i => $arg) {
-        if ($arg === '--cwd') {
-            if ($i >= count($argv) - 1) {
-                fwrite(STDERR, 'Missing --cwd argument.' . PHP_EOL);
-                exit(1);
-            }
-            $cwd = $argv[$i + 1];
-            break;
-        }
-
-        if (preg_match('/^--cwd=/', $arg)) {
-            $cwd = substr($arg, 6);
-            break;
-        }
-    }
-
-    // Or fall back to the actual cwd
-    if (!isset($cwd)) {
-        $cwd = getcwd();
-    }
-
-    $cwd = str_replace('\\', '/', $cwd);
-
-    $chunks = explode('/', $cwd);
-    while (!empty($chunks)) {
-        $path = implode('/', $chunks);
-        $prettyPath = $path;
-        if (isset($_SERVER['HOME']) && $_SERVER['HOME']) {
-            $prettyPath = preg_replace('/^' . preg_quote($_SERVER['HOME'], '/') . '/', '~', $path);
-        }
-
-        // Find composer.json
-        if (is_file($path . '/composer.json')) {
-            if ($cfg = json_decode(file_get_contents($path . '/composer.json'), true)) {
-                if (isset($cfg['name']) && $cfg['name'] === 'psy/psysh') {
-                    // We're inside the psysh project. Let's use the local Composer autoload.
-                    if (is_file($path . '/vendor/autoload.php')) {
-                        if (realpath($path) !== realpath(__DIR__ . '/..')) {
-                            fwrite(STDERR, 'Using local PsySH version at ' . $prettyPath . PHP_EOL);
-                        }
-
-                        require $path . '/vendor/autoload.php';
-                    }
-
-                    return;
-                }
-            }
-        }
-
-        // Or a composer.lock
-        if (is_file($path . '/composer.lock')) {
-            if ($cfg = json_decode(file_get_contents($path . '/composer.lock'), true)) {
-                foreach (array_merge($cfg['packages'], $cfg['packages-dev']) as $pkg) {
-                    if (isset($pkg['name']) && $pkg['name'] === 'psy/psysh') {
-                        // We're inside a project which requires psysh. We'll use the local Composer autoload.
-                        if (is_file($path . '/vendor/autoload.php')) {
-                            if (realpath($path . '/vendor') !== realpath(__DIR__ . '/../../..')) {
-                                fwrite(STDERR, 'Using local PsySH version at ' . $prettyPath . PHP_EOL);
-                            }
-
-                            require $path . '/vendor/autoload.php';
-                        }
-
-                        return;
-                    }
-                }
-            }
-        }
-
-        array_pop($chunks);
-    }
-});
-
-// We didn't find an autoloader for a local version, so use the autoloader that
-// came with this script.
-if (!class_exists('Psy\Shell')) {
-/* <<< */
-    if (is_file(__DIR__ . '/../vendor/autoload.php')) {
-        require __DIR__ . '/../vendor/autoload.php';
-    } elseif (is_file(__DIR__ . '/../../../autoload.php')) {
-        require __DIR__ . '/../../../autoload.php';
-    } else {
-        fwrite(STDERR, 'PsySH dependencies not found, be sure to run `composer install`.' . PHP_EOL);
-        fwrite(STDERR, 'See https://getcomposer.org to get Composer.' . PHP_EOL);
-        exit(1);
-    }
-/* >>> */
-}
+require_once '__PHPDIR__/Psy/autoload.php';
 
 // If the psysh binary was included directly, assume they just wanted an
 // autoloader and bail early.
@@ -128,21 +34,5 @@ if (Psy\Shell::isIncluded($trace)) {
 // Clean up after ourselves.
 unset($trace);
 
-// If the local version is too old, we can't do this
-if (!function_exists('Psy\bin')) {
-    $argv = isset($_SERVER['argv']) ? $_SERVER['argv'] : array();
-    $first = array_shift($argv);
-    if (preg_match('/php(\.exe)?$/', $first)) {
-        array_shift($argv);
-    }
-    array_unshift($argv, 'vendor/bin/psysh');
-
-    fwrite(STDERR, 'A local PsySH dependency was found, but it cannot be loaded. Please update to' . PHP_EOL);
-    fwrite(STDERR, 'the latest version, or run the local copy directly, e.g.:' . PHP_EOL);
-    fwrite(STDERR, PHP_EOL);
-    fwrite(STDERR, '    ' . implode(' ', $argv) . PHP_EOL);
-    exit(1);
-}
-
 // And go!
 call_user_func(Psy\bin());