diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 77b884d..d951a5f 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -13,5 +13,6 @@ jobs:
     uses: "nucleos/actions/.github/workflows/continuous-integration.yml@main"
     with:
       PHP_EXTENSIONS: "mbstring"
+      SYMFONY_VERSIONS: "6.4,7.0"
     secrets:
       CODECOV_TOKEN: "${{ secrets.CODECOV_TOKEN }}"
diff --git a/composer.json b/composer.json
index f7191ef..434314d 100644
--- a/composer.json
+++ b/composer.json
@@ -41,26 +41,26 @@
         "nucleos/lastfm": "^3.2",
         "psr/http-client": "^1.0",
         "psr/http-message": "^1.0 || ^2.0",
-        "symfony/config": "^5.4 || ^6.2",
-        "symfony/dependency-injection": "^5.4 || ^6.2",
+        "symfony/config": "^6.4 || ^7.0",
+        "symfony/dependency-injection": "^6.4 || ^7.0",
         "symfony/event-dispatcher-contracts": "^1.1 || ^2.0 || ^3.0",
-        "symfony/expression-language": "^5.4 || ^6.2",
-        "symfony/twig-bridge": "^5.4 || ^6.2",
-        "symfony/twig-bundle": "^5.4 || ^6.2",
+        "symfony/expression-language": "^6.4 || ^7.0",
+        "symfony/twig-bridge": "^6.4 || ^7.0",
+        "symfony/twig-bundle": "^6.4 || ^7.0",
         "twig/twig": "^2.4 || ^3.0"
     },
     "require-dev": {
         "ergebnis/composer-normalize": "^2.0.1",
         "nyholm/psr7": "^1.0",
-        "symfony/browser-kit": "^5.4 || ^6.2",
-        "symfony/console": "^5.4 || ^6.2",
-        "symfony/framework-bundle": "^5.4.19 || ^6.2.5",
-        "symfony/http-client": "^5.4 || ^6.2",
-        "symfony/http-foundation": "^5.4 || ^6.2",
-        "symfony/http-kernel": "^5.4 || ^6.2",
-        "symfony/routing": "^5.4 || ^6.2",
-        "symfony/translation": "^5.4 || ^6.2",
-        "symfony/yaml": "^5.4 || ^6.2"
+        "symfony/browser-kit": "^6.4 || ^7.0",
+        "symfony/console": "^6.4 || ^7.0",
+        "symfony/framework-bundle": "^6.4 || ^7.0",
+        "symfony/http-client": "^6.4 || ^7.0",
+        "symfony/http-foundation": "^6.4 || ^7.0",
+        "symfony/http-kernel": "^6.4 || ^7.0",
+        "symfony/routing": "^6.4 || ^7.0",
+        "symfony/translation": "^6.4 || ^7.0",
+        "symfony/yaml": "^6.4 || ^7.0"
     },
     "conflict": {
         "symfony/framework-bundle": "<5.4"
diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
index bd978ce..ca342e9 100644
--- a/phpstan-baseline.neon
+++ b/phpstan-baseline.neon
@@ -1,5 +1,10 @@
 parameters:
 	ignoreErrors:
+		-
+			message: "#^Method Nucleos\\\\LastFmBundle\\\\NucleosLastFmBundle\\:\\:getContainerExtension\\(\\) should return Symfony\\\\Component\\\\DependencyInjection\\\\Extension\\\\ExtensionInterface\\|null but returns Symfony\\\\Component\\\\DependencyInjection\\\\Extension\\\\ExtensionInterface\\|false\\.$#"
+			count: 1
+			path: src/NucleosLastFmBundle.php
+
 		-
 			message: "#^Property Nucleos\\\\LastFmBundle\\\\Tests\\\\Action\\\\AuthErrorActionTest\\:\\:\\$router has no type specified\\.$#"
 			count: 1
diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index ecbd3ec..7a426ba 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -1,2 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<files psalm-version="5.16.0@2897ba636551a8cb61601cc26f6ccfbba6c36591"/>
+<files psalm-version="5.16.0@2897ba636551a8cb61601cc26f6ccfbba6c36591">
+  <file src="src/NucleosLastFmBundle.php">
+    <FalsableReturnStatement>
+      <code><![CDATA[$this->extension]]></code>
+    </FalsableReturnStatement>
+  </file>
+</files>