diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index fa2ed39..f49b25c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,19 +9,27 @@ jobs:
   tests:
     runs-on: ubuntu-latest
 
-    name: "PHP ${{ matrix.php }}, MySQL ${{ matrix.mysql }}"
+    name: "Sylius ${{ matrix.sylius }}, Symfony ${{ matrix.symfony }}, PHP ${{ matrix.php }}, MySQL ${{ matrix.mysql }}"
 
     strategy:
       fail-fast: false
       matrix:
         php: [7.4, 8.0]
         node: [14.x]
+        symfony: [^4.4, ^5.2]
+        sylius: [~1.9.0, ~1.10.0, ~1.11.0]
         mysql: [5.7, 8.0]
 
         exclude:
           - # Segmentation fault while clearing cache
             php: 8.0
             mysql: 5.7
+          -
+            sylius: ~1.9.0
+            php: 8.0
+          -
+            sylius: ~1.11.0
+            php: 7.4
 
     env:
       APP_ENV: test
@@ -87,6 +95,19 @@ jobs:
           key: ${{ runner.os }}-php-${{ matrix.php }}-composer-${{ hashFiles('**/composer.json **/composer.lock') }}
           restore-keys: |
             ${{ runner.os }}-php-${{ matrix.php }}-composer-
+
+      -
+        name: Restrict Symfony version
+        if: matrix.symfony != ''
+        run: |
+          composer global require --no-progress --no-scripts --no-plugins "symfony/flex:^1.10"
+          composer config extra.symfony.require "${{ matrix.symfony }}"
+
+      -
+        name: Restrict Sylius version
+        if: matrix.sylius != ''
+        run: composer require "sylius/sylius:${{ matrix.sylius }}" --no-update --no-scripts --no-interaction
+
       -
         name: Install PHP dependencies
         run: composer install --no-interaction
diff --git a/.scrutinizer.yml b/.scrutinizer.yml
deleted file mode 100644
index e6c6037..0000000
--- a/.scrutinizer.yml
+++ /dev/null
@@ -1,12 +0,0 @@
-build:
-    nodes:
-        analysis:
-            tests:
-                override:
-                    - php-scrutinizer-run
-    environment:
-        variables:
-            COMPOSER_MEMORY_LIMIT: -1
-
-filter:
-    excluded_paths: [tests/*, spec/*]
diff --git a/composer.json b/composer.json
index 902f74e..2441246 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
     "require": {
         "php": "^7.4 || ^8.0",
         "bitbag/shipping-export-plugin": "^1.5",
-        "sylius/sylius": "~1.9.0 || ~1.10.0",
+        "sylius/sylius": "~1.9.0 || ~1.10.0 || ~1.11.0",
       "ext-soap": "*"
     },
     "require-dev": {
@@ -41,12 +41,26 @@
         "symfony/dotenv": "^4.4 || ^5.2",
         "symfony/intl": "^4.4 || ^5.2",
         "symfony/web-profiler-bundle": "^4.4 || ^5.2",
-        "vimeo/psalm": "4.7.1"
+        "vimeo/psalm": "4.7.1",
+        "polishsymfonycommunity/symfony-mocker-container": "^1.0"
     },
     "config": {
-        "sort-packages": true
+        "sort-packages": true,
+        "allow-plugins": {
+            "symfony/thanks": true,
+            "composer/package-versions-deprecated": true,
+            "dealerdirect/phpcodesniffer-composer-installer": true,
+            "phpstan/extension-installer": true
+        }
+    },
+    "conflict": {
+        "doctrine/dbal": "^3.0",
+        "symfony/symfony": "4.1.8",
+        "symfony/browser-kit": "4.1.8",
+        "symfony/dom-crawler": "4.1.8",
+        "symfony/routing": "4.1.8",
+        "symfony/doctrine-bridge": "4.4.16"
     },
-    "prefer-stable": true,
     "autoload": {
         "psr-4": {
             "BitBag\\SyliusDhl24PlShippingExportPlugin\\": "src/",
diff --git a/tests/Application/.env b/tests/Application/.env
index fbb2f64..bc06239 100644
--- a/tests/Application/.env
+++ b/tests/Application/.env
@@ -15,6 +15,14 @@ APP_SECRET=EDITME
 DATABASE_URL=mysql://root@127.0.0.1/sylius_dhl24pl_plugin_%kernel.environment%?serverVersion=5.7
 ###< doctrine/doctrine-bundle ###
 
+###> symfony/messenger ###
+# Choose one of the transports below
+# MESSENGER_TRANSPORT_DSN=amqp://guest:guest@localhost:5672/%2f/messages
+# MESSENGER_TRANSPORT_DSN=doctrine://default
+# MESSENGER_TRANSPORT_DSN=redis://localhost:6379/messages
+MESSENGER_TRANSPORT_DSN=sync://
+###< symfony/messenger ###
+
 ###> lexik/jwt-authentication-bundle ###
 JWT_SECRET_KEY=%kernel.project_dir%/config/jwt/private.pem
 JWT_PUBLIC_KEY=%kernel.project_dir%/config/jwt/public.pem
diff --git a/tests/Application/Kernel.php b/tests/Application/Kernel.php
index a2e3535..9e49a65 100644
--- a/tests/Application/Kernel.php
+++ b/tests/Application/Kernel.php
@@ -67,7 +67,7 @@ protected function configureRoutes(RouteCollectionBuilder $routes): void
 
     protected function getContainerBaseClass(): string
     {
-        if ($this->isTestEnvironment()) {
+        if ($this->isTestEnvironment() && class_exists(MockerContainer::class)) {
             return MockerContainer::class;
         }
 
diff --git a/tests/Application/config/api_platform/.gitkeep b/tests/Application/config/api_platform/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/tests/Application/config/sylius/1.11/bundles.php b/tests/Application/config/sylius/1.11/bundles.php
new file mode 100644
index 0000000..ce7c123
--- /dev/null
+++ b/tests/Application/config/sylius/1.11/bundles.php
@@ -0,0 +1,7 @@
+<?php
+
+return [
+    BabDev\PagerfantaBundle\BabDevPagerfantaBundle::class => ['all' => true],
+    SyliusLabs\Polyfill\Symfony\Security\Bundle\SyliusLabsPolyfillSymfonySecurityBundle::class => ['all' => true],
+    Sylius\Calendar\SyliusCalendarBundle::class => ['all' => true],
+];
diff --git a/tests/Application/config/sylius/1.11/packages/dev/jms_serializer.yaml b/tests/Application/config/sylius/1.11/packages/dev/jms_serializer.yaml
new file mode 100644
index 0000000..2f32a9b
--- /dev/null
+++ b/tests/Application/config/sylius/1.11/packages/dev/jms_serializer.yaml
@@ -0,0 +1,12 @@
+jms_serializer:
+    visitors:
+        json_serialization:
+            options:
+                - JSON_PRETTY_PRINT
+                - JSON_UNESCAPED_SLASHES
+                - JSON_PRESERVE_ZERO_FRACTION
+        json_deserialization:
+            options:
+                - JSON_PRETTY_PRINT
+                - JSON_UNESCAPED_SLASHES
+                - JSON_PRESERVE_ZERO_FRACTION
diff --git a/tests/Application/config/sylius/1.11/packages/prod/jms_serializer.yaml b/tests/Application/config/sylius/1.11/packages/prod/jms_serializer.yaml
new file mode 100644
index 0000000..c288182
--- /dev/null
+++ b/tests/Application/config/sylius/1.11/packages/prod/jms_serializer.yaml
@@ -0,0 +1,10 @@
+jms_serializer:
+    visitors:
+        json_serialization:
+            options:
+                - JSON_UNESCAPED_SLASHES
+                - JSON_PRESERVE_ZERO_FRACTION
+        json_deserialization:
+            options:
+                - JSON_UNESCAPED_SLASHES
+                - JSON_PRESERVE_ZERO_FRACTION
diff --git a/tests/Application/config/sylius/1.11/packages/security.yaml b/tests/Application/config/sylius/1.11/packages/security.yaml
new file mode 100644
index 0000000..1062810
--- /dev/null
+++ b/tests/Application/config/sylius/1.11/packages/security.yaml
@@ -0,0 +1,148 @@
+parameters:
+    sylius.security.admin_regex: "^/%sylius_admin.path_name%"
+    sylius.security.api_regex: "^/api"
+    sylius.security.shop_regex: "^/(?!%sylius_admin.path_name%|new-api|api/.*|api$|media/.*)[^/]++"
+    sylius.security.new_api_route: "/new-api"
+    sylius.security.new_api_regex: "^%sylius.security.new_api_route%"
+    sylius.security.new_api_admin_route: "%sylius.security.new_api_route%/admin"
+    sylius.security.new_api_admin_regex: "^%sylius.security.new_api_admin_route%"
+    sylius.security.new_api_shop_route: "%sylius.security.new_api_route%/shop"
+    sylius.security.new_api_shop_regex: "^%sylius.security.new_api_shop_route%"
+
+security:
+    always_authenticate_before_granting: true
+    providers:
+        sylius_admin_user_provider:
+            id: sylius.admin_user_provider.email_or_name_based
+        sylius_api_admin_user_provider:
+            id: sylius.admin_user_provider.email_or_name_based
+        sylius_shop_user_provider:
+            id: sylius.shop_user_provider.email_or_name_based
+        sylius_api_shop_user_provider:
+            id: sylius.shop_user_provider.email_or_name_based
+        sylius_api_chain_provider:
+            chain:
+                providers: [sylius_api_shop_user_provider, sylius_api_admin_user_provider]
+
+    encoders:
+        Sylius\Component\User\Model\UserInterface: argon2i
+    firewalls:
+        admin:
+            switch_user: true
+            context: admin
+            pattern: "%sylius.security.admin_regex%"
+            provider: sylius_admin_user_provider
+            form_login:
+                provider: sylius_admin_user_provider
+                login_path: sylius_admin_login
+                check_path: sylius_admin_login_check
+                failure_path: sylius_admin_login
+                default_target_path: sylius_admin_dashboard
+                use_forward: false
+                use_referer: true
+                csrf_token_generator: security.csrf.token_manager
+                csrf_parameter: _csrf_admin_security_token
+                csrf_token_id: admin_authenticate
+            remember_me:
+                secret: "%env(APP_SECRET)%"
+                path: "/%sylius_admin.path_name%"
+                name: APP_ADMIN_REMEMBER_ME
+                lifetime: 31536000
+                remember_me_parameter: _remember_me
+            logout:
+                path: sylius_admin_logout
+                target: sylius_admin_login
+            anonymous: true
+
+        new_api_admin_user:
+            pattern: "%sylius.security.new_api_route%/admin-user-authentication-token"
+            provider: sylius_admin_user_provider
+            stateless: true
+            anonymous: true
+            json_login:
+                check_path: "%sylius.security.new_api_route%/admin-user-authentication-token"
+                username_path: email
+                password_path: password
+                success_handler: lexik_jwt_authentication.handler.authentication_success
+                failure_handler: lexik_jwt_authentication.handler.authentication_failure
+            guard:
+                authenticators:
+                    - lexik_jwt_authentication.jwt_token_authenticator
+
+        new_api_shop_user:
+            pattern: "%sylius.security.new_api_route%/shop-user-authentication-token"
+            provider: sylius_shop_user_provider
+            stateless: true
+            anonymous: true
+            json_login:
+                check_path: "%sylius.security.new_api_route%/shop-user-authentication-token"
+                username_path: email
+                password_path: password
+                success_handler: lexik_jwt_authentication.handler.authentication_success
+                failure_handler: lexik_jwt_authentication.handler.authentication_failure
+            guard:
+                authenticators:
+                    - lexik_jwt_authentication.jwt_token_authenticator
+
+        new_api:
+            pattern: "%sylius.security.new_api_regex%/*"
+            provider: sylius_api_chain_provider
+            stateless: true
+            anonymous: lazy
+            guard:
+                authenticators:
+                    - lexik_jwt_authentication.jwt_token_authenticator
+
+        shop:
+            switch_user: { role: ROLE_ALLOWED_TO_SWITCH }
+            context: shop
+            pattern: "%sylius.security.shop_regex%"
+            provider: sylius_shop_user_provider
+            form_login:
+                success_handler: sylius.authentication.success_handler
+                failure_handler: sylius.authentication.failure_handler
+                provider: sylius_shop_user_provider
+                login_path: sylius_shop_login
+                check_path: sylius_shop_login_check
+                failure_path: sylius_shop_login
+                default_target_path: sylius_shop_homepage
+                use_forward: false
+                use_referer: true
+                csrf_token_generator: security.csrf.token_manager
+                csrf_parameter: _csrf_shop_security_token
+                csrf_token_id: shop_authenticate
+            remember_me:
+                secret: "%env(APP_SECRET)%"
+                name: APP_SHOP_REMEMBER_ME
+                lifetime: 31536000
+                remember_me_parameter: _remember_me
+            logout:
+                path: sylius_shop_logout
+                target: sylius_shop_login
+                invalidate_session: false
+                success_handler: sylius.handler.shop_user_logout
+            anonymous: true
+
+        dev:
+            pattern:  ^/(_(profiler|wdt)|css|images|js)/
+            security: false
+
+    access_control:
+        - { path: "%sylius.security.admin_regex%/_partial", role: IS_AUTHENTICATED_ANONYMOUSLY, ips: [127.0.0.1, ::1] }
+        - { path: "%sylius.security.admin_regex%/_partial", role: ROLE_NO_ACCESS }
+        - { path: "%sylius.security.shop_regex%/_partial", role: IS_AUTHENTICATED_ANONYMOUSLY, ips: [127.0.0.1, ::1] }
+        - { path: "%sylius.security.shop_regex%/_partial", role: ROLE_NO_ACCESS }
+
+        - { path: "%sylius.security.admin_regex%/login", role: IS_AUTHENTICATED_ANONYMOUSLY }
+        - { path: "%sylius.security.api_regex%/login", role: IS_AUTHENTICATED_ANONYMOUSLY }
+        - { path: "%sylius.security.shop_regex%/login", role: IS_AUTHENTICATED_ANONYMOUSLY }
+
+        - { path: "%sylius.security.shop_regex%/register", role: IS_AUTHENTICATED_ANONYMOUSLY }
+        - { path: "%sylius.security.shop_regex%/verify", role: IS_AUTHENTICATED_ANONYMOUSLY }
+
+        - { path: "%sylius.security.admin_regex%", role: ROLE_ADMINISTRATION_ACCESS }
+        - { path: "%sylius.security.api_regex%/.*", role: ROLE_API_ACCESS }
+        - { path: "%sylius.security.shop_regex%/account", role: ROLE_USER }
+
+        - { path: "%sylius.security.new_api_admin_regex%/.*", role: ROLE_API_ACCESS }
+        - { path: "%sylius.security.new_api_shop_regex%/.*", role: IS_AUTHENTICATED_ANONYMOUSLY }
diff --git a/tests/Application/config/symfony/4.4/packages/framework.yaml b/tests/Application/config/symfony/4.4/packages/framework.yaml
new file mode 100644
index 0000000..bae81e9
--- /dev/null
+++ b/tests/Application/config/symfony/4.4/packages/framework.yaml
@@ -0,0 +1,2 @@
+framework:
+    templating: { engines: ["twig"] }
\ No newline at end of file