diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 61d434f1..503e7051 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,7 +23,7 @@ jobs:
             matrix:
                 php: ["8.0", "7.4"]
                 symfony: ["^4.4", "^5.2"]
-                sylius: ["~1.9.0", "~1.10.0"]
+                sylius: ["~1.9.0", "~1.10.0", "~1.11.0"]
                 node: ["10.x"]
                 mysql: ["8.0"]
 
@@ -31,6 +31,12 @@ jobs:
                     -
                         php: "8.0"
                         sylius: "~1.9.0"
+                    -
+                        php: "7.4"
+                        sylius: "~1.11.0"
+                    -
+                        symfony: "^4.4"
+                        sylius: "~1.11.0"
 
         env:
             APP_ENV: test
diff --git a/composer.json b/composer.json
index 153c679b..0a971426 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
     "license": "MIT",
     "require": {
         "php": "^7.4 || ^8.0",
-        "sylius/sylius": "~1.9.0 || ~1.10.0"
+        "sylius/sylius": "~1.9.0 || ~1.10.0 || ~1.11.0"
     },
     "require-dev": {
         "behat/behat": "^3.6.1",
diff --git a/tests/Application/.env b/tests/Application/.env
index 99f67228..6e0a2f2f 100644
--- a/tests/Application/.env
+++ b/tests/Application/.env
@@ -27,3 +27,10 @@ JWT_PASSPHRASE=love_and_vibes_plugin_development
 # Delivery is disabled by default via "null://localhost"
 MAILER_URL=smtp://localhost
 ###< symfony/swiftmailer-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
+###< symfony/messenger ###
diff --git a/tests/Application/Kernel.php b/tests/Application/Kernel.php
index ebfcaad9..f8268322 100644
--- a/tests/Application/Kernel.php
+++ b/tests/Application/Kernel.php
@@ -13,6 +13,7 @@
 use Symfony\Component\HttpKernel\Bundle\BundleInterface;
 use Symfony\Component\HttpKernel\Kernel as BaseKernel;
 use Symfony\Component\Routing\RouteCollectionBuilder;
+use Sylius\Calendar\SyliusCalendarBundle;
 
 final class Kernel extends BaseKernel
 {
@@ -38,6 +39,10 @@ public function registerBundles(): iterable
                 continue;
             }
             yield from $this->registerBundlesFromFile($bundlesFile);
+
+            if(class_exists(SyliusCalendarBundle::class)) {
+                yield new SyliusCalendarBundle();
+            }
         }
     }
 
@@ -67,7 +72,7 @@ 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/.gitignore b/tests/Application/config/api_platform/.gitignore
new file mode 100644
index 00000000..e69de29b