diff --git a/.bc-exclude.php b/.bc-exclude.php
new file mode 100644
index 000000000..5e15ac79a
--- /dev/null
+++ b/.bc-exclude.php
@@ -0,0 +1,13 @@
+<?php declare(strict_types=1);
+
+return [
+    'filePatterns' => [
+        '**/src/DevOps/**',
+    ],
+    'errors' => [
+        // vendor false positive
+        \preg_quote('An enum expression Monolog\Level::Debug is not supported in class Monolog\Handler\AbstractHandler'),
+        // Storefront package is not installed
+        \preg_quote('"Shopware\Storefront\Framework\Cookie\CookieProviderInterface" could not be found in the located source'),
+    ],
+];
diff --git a/.github/actions/setup-paypal/action.yml b/.github/actions/setup-paypal/action.yml
index 31d94ccf4..39a562881 100644
--- a/.github/actions/setup-paypal/action.yml
+++ b/.github/actions/setup-paypal/action.yml
@@ -123,7 +123,7 @@ runs:
         fi
         echo "deps=$(echo $DEPS | jq -c .)" >> "$GITHUB_OUTPUT"
         echo "repos=$(echo $REPOS | jq -c .)" >> "$GITHUB_OUTPUT"
-    - uses: shopware/github-actions/setup-extension@main
+    - uses: shopware/github-actions/setup-extension@b1d0a9fddcf38cd550f328ea00e1beb7536fa494
       with:
         extensionName: ${{ github.event.repository.name }}
         mysqlVersion: ${{ inputs.mysql-version }}
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 8814d1894..1176b4711 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -65,6 +65,26 @@ jobs:
       - name: Run ecs
         run: composer -d custom/plugins/${{ github.event.repository.name }} run ecs
 
+  bc-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout SwagPayPal
+        uses: actions/checkout@v4
+        with:
+          path: custom/plugins/${{ github.event.repository.name }}
+
+      - name: Setup SwagPayPal
+        uses: ./custom/plugins/SwagPayPal/.github/actions/setup-paypal
+
+      - name: Fetch SwagPayPal
+        working-directory: custom/plugins/${{ github.event.repository.name }}
+        run: git fetch --unshallow origin
+
+      - name: Run bc-check
+        working-directory: custom/plugins/${{ github.event.repository.name }}
+        if: github.event_name == 'pull_request' && !contains(github.base_ref, '/feature/')
+        run: composer bc-check -- --format=github-actions --from="origin/${{ github.base_ref }}"
+
   validate-openapi-typescript:
     runs-on: ubuntu-latest
     steps:
diff --git a/composer.json b/composer.json
index 368e40465..b33a9371b 100644
--- a/composer.json
+++ b/composer.json
@@ -12,9 +12,6 @@
     "require": {
         "shopware/core": "~6.5.5@dev"
     },
-    "require-dev": {
-        "rector/rector": "^0.18.3"
-    },
     "extra": {
         "shopware-plugin-class": "Swag\\PayPal\\SwagPayPal",
         "copyright": "(c) by shopware AG",
@@ -69,6 +66,11 @@
         "openapi:generate": [
             "../../../bin/console swag:paypal:openapi:generate",
             "npm run openapi-types --prefix src/Resources/app/administration"
+        ],
+        "bc-check": [
+            "php ../../../vendor-bin/roave-backward-compatibility-check/bin/verify-version.php",
+            "@putenv TMPDIR=./..",
+            "../../../vendor/bin/roave-backward-compatibility-check"
         ]
     },
     "autoload": {
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index 79f7c02ab..7d5064513 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -18,7 +18,6 @@ parameters:
         -   tests
     excludePaths:
         -   src/Resources
-        -   src/DevOps/Rector
 
     bootstrapFiles:
         - tests/PHPStanBootstrap.php
diff --git a/src/DevOps/Rector/ClassCheckoutPackageRector.php b/src/DevOps/Rector/ClassCheckoutPackageRector.php
deleted file mode 100644
index 2daa0ba4b..000000000
--- a/src/DevOps/Rector/ClassCheckoutPackageRector.php
+++ /dev/null
@@ -1,76 +0,0 @@
-<?php declare(strict_types=1);
-/*
- * (c) shopware AG <info@shopware.com>
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Swag\PayPal\DevOps\Rector;
-
-use PhpParser\Node;
-use PhpParser\Node\AttributeGroup;
-use PhpParser\Node\Stmt\ClassLike;
-use Rector\Core\Rector\AbstractRector;
-use Rector\PhpAttribute\NodeFactory\PhpAttributeGroupFactory;
-use Shopware\Core\Framework\Log\Package;
-use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
-use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
-
-#[Package('checkout')]
-class ClassCheckoutPackageRector extends AbstractRector
-{
-    private const AREA_CHECKOUT = 'checkout';
-
-    public function __construct(private readonly PhpAttributeGroupFactory $phpAttributeGroupFactory)
-    {
-    }
-
-    public function getNodeTypes(): array
-    {
-        return [ClassLike::class];
-    }
-
-    public function refactor(Node $node): ?Node
-    {
-        if (!$node instanceof ClassLike) {
-            return null;
-        }
-
-        if ($this->hasPackageAnnotation($node)) {
-            return null;
-        }
-
-        $node->attrGroups[] = $this->phpAttributeGroupFactory->createFromClassWithItems(Package::class, [self::AREA_CHECKOUT]);
-
-        return $node;
-    }
-
-    public function getRuleDefinition(): RuleDefinition
-    {
-        return new RuleDefinition(
-            'Adds a #[Package(\'checkout\')] attribute to all php classes.',
-            [
-                new CodeSample(
-                    // code before
-                    '
-class Foo{}',
-
-                    // code after
-                    '
-#[Package(\'checkout\')]
-class Foo{}'
-                ),
-            ]
-        );
-    }
-
-    private function hasPackageAnnotation(ClassLike $class): bool
-    {
-        $names = \array_map(
-            fn (AttributeGroup $group) => $group->attrs[0]->name->toString(),
-            $class->attrGroups
-        );
-
-        return \in_array(Package::class, $names, true) || \in_array('Package', $names, true);
-    }
-}