diff --git a/tests/Integration/config/7.0/framework.yaml b/tests/Integration/config/7.0/framework.yaml
new file mode 100644
index 0000000..3bf5e3f
--- /dev/null
+++ b/tests/Integration/config/7.0/framework.yaml
@@ -0,0 +1,15 @@
+framework:
+    test: true
+    secret: '%env(APP_SECRET)%'
+    http_method_override: false
+    handle_all_throwables: true
+    session:
+        handler_id: null
+        cookie_secure: auto
+        cookie_samesite: lax
+        storage_factory_id: session.storage.factory.mock_file
+    php_errors:
+        log: true
+    router:
+        utf8: true
+    cache: null
diff --git a/tests/Integration/config/7.0/messenger.yaml b/tests/Integration/config/7.0/messenger.yaml
new file mode 100644
index 0000000..715b4f7
--- /dev/null
+++ b/tests/Integration/config/7.0/messenger.yaml
@@ -0,0 +1,6 @@
+framework:
+    messenger:
+        transports:
+            async: 'in-memory://'
+        routing:
+            'Presta\SitemapBundle\Messenger\DumpSitemapMessage': async
diff --git a/tests/Integration/config/7.0/presta_sitemap.yaml b/tests/Integration/config/7.0/presta_sitemap.yaml
new file mode 100644
index 0000000..f548ca0
--- /dev/null
+++ b/tests/Integration/config/7.0/presta_sitemap.yaml
@@ -0,0 +1,9 @@
+presta_sitemap:
+    default_section: static
+    dump_directory: "%kernel.project_dir%/public"
+    items_by_set: 10
+    alternate:
+        enabled: true
+        default_locale: en
+        locales: [en, fr]
+        i18n: symfony
diff --git a/tests/Integration/config/7.0/routes/annotations.yaml b/tests/Integration/config/7.0/routes/annotations.yaml
new file mode 100644
index 0000000..21c201d
--- /dev/null
+++ b/tests/Integration/config/7.0/routes/annotations.yaml
@@ -0,0 +1,3 @@
+controllers:
+    resource: ../../../src/Controller/
+    type: attribute
diff --git a/tests/Integration/config/7.0/routes/presta_sitemap.yaml b/tests/Integration/config/7.0/routes/presta_sitemap.yaml
new file mode 100644
index 0000000..f039169
--- /dev/null
+++ b/tests/Integration/config/7.0/routes/presta_sitemap.yaml
@@ -0,0 +1,2 @@
+presta_sitemap:
+    resource: "@PrestaSitemapBundle/config/routing.yml"
diff --git a/tests/Integration/config/7.0/routes/translated.yaml b/tests/Integration/config/7.0/routes/translated.yaml
new file mode 100644
index 0000000..ada2f3d
--- /dev/null
+++ b/tests/Integration/config/7.0/routes/translated.yaml
@@ -0,0 +1,7 @@
+about:
+  path:
+    en: /about
+    fr: /a-propos
+  defaults: { _controller: \Presta\SitemapBundle\Tests\Integration\Controller\StaticController::about }
+  options:
+    sitemap: true
diff --git a/tests/Integration/config/7.0/routes/xml.xml b/tests/Integration/config/7.0/routes/xml.xml
new file mode 100644
index 0000000..826980b
--- /dev/null
+++ b/tests/Integration/config/7.0/routes/xml.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<routes xmlns="http://symfony.com/schema/routing"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://symfony.com/schema/routing http://symfony.com/schema/routing/routing-1.0.xsd">
+
+    <route id="xml" path="/company">
+        <default key="_controller">Presta\SitemapBundle\Tests\Integration\Controller\StaticController::company</default>
+        <option key="sitemap">
+            {"priority":"0.7", "changefreq":"weekly", "section":"static"}
+        </option>
+    </route>
+
+</routes>
diff --git a/tests/Integration/config/7.0/routes/yaml.yaml b/tests/Integration/config/7.0/routes/yaml.yaml
new file mode 100644
index 0000000..5e24a5f
--- /dev/null
+++ b/tests/Integration/config/7.0/routes/yaml.yaml
@@ -0,0 +1,6 @@
+yaml:
+  path: /contact
+  defaults: { _controller: \Presta\SitemapBundle\Tests\Integration\Controller\StaticController::contact }
+  options:
+    sitemap:
+      section: static
diff --git a/tests/Integration/src/Kernel.php b/tests/Integration/src/Kernel.php
index f92f4f6..3cc74ef 100644
--- a/tests/Integration/src/Kernel.php
+++ b/tests/Integration/src/Kernel.php
@@ -62,7 +62,7 @@ public function registerBundles(): iterable
             yield new \Presta\SitemapBundle\PrestaSitemapBundle();
         }
 
-        public function boot()
+        public function boot(): void
         {
             /* force "var" dir to be removed the first time this kernel boot */
             static $cleanVarDirectory = true;
@@ -119,7 +119,7 @@ public function registerBundles(): iterable
             yield new \Presta\SitemapBundle\PrestaSitemapBundle();
         }
 
-        public function boot()
+        public function boot(): void
         {
             /* force "var" dir to be removed the first time this kernel boot */
             static $cleanVarDirectory = true;
diff --git a/tests/Integration/tests/SitemapTestCase.php b/tests/Integration/tests/SitemapTestCase.php
index ea65136..f4bbeec 100644
--- a/tests/Integration/tests/SitemapTestCase.php
+++ b/tests/Integration/tests/SitemapTestCase.php
@@ -16,11 +16,11 @@
 use SimpleXMLElement;
 use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
 use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
-use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Container;
 
 abstract class SitemapTestCase extends WebTestCase
 {
-    protected static function getContainer(): ContainerInterface
+    protected static function getContainer(): Container
     {
         if (\method_exists(KernelTestCase::class, 'getContainer')) {
             return parent::getContainer();
@@ -180,7 +180,7 @@ private static function assertUrlHasImage(SimpleXMLElement $url, string $section
         $urlLoc = (string)$url->loc;
         Assert::assertCount(
             1,
-            $images = $url->xpath(
+            $url->xpath(
                 sprintf('//image:image[ image:loc[ text() = "%s" ] ]', $loc)
             ),
             'Sitemap URL "' . $urlLoc . '" of section "' . $section . '" has image "' . $loc . '"'
@@ -192,7 +192,7 @@ private static function assertUrlHasVideo(SimpleXMLElement $url, string $section
         $urlLoc = (string)$url->loc;
         Assert::assertCount(
             1,
-            $videos = $url->xpath(
+            $url->xpath(
                 sprintf('//video:video[ video:content_loc[ text() = "%s" ] ]', $loc)
             ),
             'Sitemap URL "' . $urlLoc . '" of section "' . $section . '" has video "' . $loc . '"'