diff --git a/res/scoper-phpstorm-stubs-map-patcher.php b/res/scoper-phpstorm-stubs-map-patcher.php
deleted file mode 100644
index 17914f73f..000000000
--- a/res/scoper-phpstorm-stubs-map-patcher.php
+++ /dev/null
@@ -1,39 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-/*
- * This file is part of the box project.
- *
- * (c) Kevin Herrera <kevin@herrera.io>
- *     Théo Fidry <theo.fidry@gmail.com>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
-$stubsMapVendorPath = 'vendor/jetbrains/phpstorm-stubs/PhpStormStubsMap.php';
-$stubsMapPath = __DIR__.'/../'.$stubsMapVendorPath;
-$stubsMapOriginalContent = file_get_contents($stubsMapPath);
-
-if (!preg_match('/class PhpStormStubsMap([\s\S]+)/', $stubsMapOriginalContent, $matches)) {
-    throw new InvalidArgumentException('Could not capture the map original content.');
-}
-
-$stubsMapClassOriginalContent = $matches[1];
-
-return static function (string $filePath, string $prefix, string $contents)
-use (
-    $stubsMapVendorPath,
-    $stubsMapClassOriginalContent,
-): string {
-    if ($filePath !== $stubsMapVendorPath) {
-        return $contents;
-    }
-
-    return preg_replace(
-        '/class PhpStormStubsMap([\s\S]+)/',
-        'class PhpStormStubsMap'.$stubsMapClassOriginalContent,
-        $contents,
-    );
-};
diff --git a/res/scoper-phpstorm-stubs.php b/res/scoper-phpstorm-stubs.php
deleted file mode 100644
index 8ed329d0e..000000000
--- a/res/scoper-phpstorm-stubs.php
+++ /dev/null
@@ -1,49 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-/*
- * This file is part of the box project.
- *
- * (c) Kevin Herrera <kevin@herrera.io>
- *     Théo Fidry <theo.fidry@gmail.com>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
-use Isolated\Symfony\Component\Finder\Finder as IsolatedFinder;
-
-$jetBrainStubs = (static function (): array {
-    $files = [];
-
-    foreach (new DirectoryIterator(__DIR__.'/../vendor/jetbrains/phpstorm-stubs') as $directoryInfo) {
-        if ($directoryInfo->isDot()) {
-            continue;
-        }
-
-        if (false === $directoryInfo->isDir()) {
-            continue;
-        }
-
-        if (in_array($directoryInfo->getBasename(), ['tests', 'meta'], true)) {
-            continue;
-        }
-
-        foreach (new DirectoryIterator($directoryInfo->getPathName()) as $fileInfo) {
-            if ($fileInfo->isDot()) {
-                continue;
-            }
-
-            if (1 !== preg_match('/\.php$/', $fileInfo->getBasename())) {
-                continue;
-            }
-
-            $files[] = $fileInfo->getPathName();
-        }
-    }
-
-    return $files;
-})();
-
-return [...$jetBrainStubs];
diff --git a/res/scoper-polyfills.php b/res/scoper-polyfills.php
deleted file mode 100644
index b69fbc829..000000000
--- a/res/scoper-polyfills.php
+++ /dev/null
@@ -1,42 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-/*
- * This file is part of the box project.
- *
- * (c) Kevin Herrera <kevin@herrera.io>
- *     Théo Fidry <theo.fidry@gmail.com>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
-use Isolated\Symfony\Component\Finder\Finder as IsolatedFinder;
-
-$polyfillsBootstraps = array_map(
-    static fn (SplFileInfo $fileInfo) => $fileInfo->getPathname(),
-    iterator_to_array(
-        IsolatedFinder::create()
-            ->files()
-            ->in(__DIR__ . '/../vendor/symfony/polyfill-*')
-            ->name('bootstrap*.php'),
-        false,
-    ),
-);
-
-$polyfillsStubs = array_map(
-    static fn (SplFileInfo $fileInfo) => $fileInfo->getPathname(),
-    iterator_to_array(
-        IsolatedFinder::create()
-            ->files()
-            ->in(__DIR__ . '/../vendor/symfony/polyfill-*/Resources/stubs')
-            ->name('*.php'),
-        false,
-    ),
-);
-
-return [
-    ...$polyfillsBootstraps,
-    ...$polyfillsStubs,
-];
diff --git a/scoper.inc.php b/scoper.inc.php
index 008ad8fdf..73a8a55dd 100644
--- a/scoper.inc.php
+++ b/scoper.inc.php
@@ -14,15 +14,15 @@
 
 use Isolated\Symfony\Component\Finder\Finder as IsolatedFinder;
 
-$polyfillFiles = require __DIR__.'/res/scoper-polyfills.php';
-$jetBrainStubFiles = require __DIR__.'/res/scoper-phpstorm-stubs.php';
-$jetBrainStubPatcher = require __DIR__.'/res/scoper-phpstorm-stubs-map-patcher.php';
+$jetBrainStubs = (require __DIR__.'/vendor/humbug/php-scoper/res/get-scoper-phpstorm-stubs.php')(
+    __DIR__.'/vendor/jetbrains/phpstorm-stubs',
+);
+$jetBrainStubsPatcher = (require __DIR__.'/vendor/humbug/php-scoper/res/create-scoper-phpstorm-stubs-map-patcher.php')(
+    stubsMapPath: __DIR__.'/vendor/jetbrains/phpstorm-stubs/PhpStormStubsMap.php',
+);
 
 return [
-    'exclude-files' => [
-        ...$polyfillFiles,
-        ...$jetBrainStubFiles,
-    ],
+    'exclude-files' => $jetBrainStubs,
     'exclude-namespaces' => [
         'Symfony\Polyfill'
     ],
@@ -33,8 +33,11 @@
         // Symfony global constants
         '/^SYMFONY\_[\p{L}_]+$/',
     ],
-    'expose-functions' => [
-        'trigger_deprecation',
+    'exclude-functions' => [
+        // https://github.com/humbug/php-scoper/pull/894
+        'uv_poll_init_socket',
+        'uv_signal_init',
+        'uv_signal_start',
     ],
     'expose-classes' => [
         \Composer\Autoload\ClassLoader::class,
@@ -45,6 +48,6 @@
         \KevinGH\Box\Compactor\PhpScoper::class,
     ],
     'patchers' => [
-        $jetBrainStubPatcher,
+        $jetBrainStubsPatcher,
     ]
 ];