diff --git a/php/psalm-baseline.xml b/php/psalm-baseline.xml
index fcf5ebf023e9..3dc505755b44 100644
--- a/php/psalm-baseline.xml
+++ b/php/psalm-baseline.xml
@@ -1,46 +1,3 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <files psalm-version="5.4.0@62db5d4f6a7ae0a20f7cc5a4952d730272fc0863">
-  <file src="public/index.php">
-    <MissingClosureParamType occurrences="10">
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-      <code>$request</code>
-      <code>$request</code>
-      <code>$request</code>
-      <code>$response</code>
-      <code>$response</code>
-      <code>$response</code>
-    </MissingClosureParamType>
-  </file>
-  <file src="src/Controller/ConfigurationController.php">
-    <MissingParamType occurrences="1">
-      <code>$args</code>
-    </MissingParamType>
-  </file>
-  <file src="src/Controller/DockerController.php">
-    <MissingParamType occurrences="8">
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-    </MissingParamType>
-  </file>
-  <file src="src/Controller/LoginController.php">
-    <MissingParamType occurrences="3">
-      <code>$args</code>
-      <code>$args</code>
-      <code>$args</code>
-    </MissingParamType>
-  </file>
-  <file src="src/Twig/ClassExtension.php">
-    <MissingParamType occurrences="1">
-      <code>$object</code>
-    </MissingParamType>
-  </file>
 </files>
diff --git a/php/public/index.php b/php/public/index.php
index aaf829c86330..f9d4e94d9c65 100644
--- a/php/public/index.php
+++ b/php/public/index.php
@@ -12,6 +12,8 @@
 use Slim\Factory\AppFactory;
 use Slim\Views\Twig;
 use Slim\Views\TwigMiddleware;
+use Psr\Http\Message\ResponseInterface as Response;
+use Psr\Http\Message\ServerRequestInterface as Request;
 
 require __DIR__ . '/../vendor/autoload.php';
 
@@ -65,7 +67,7 @@
 $app->post('/api/configuration', \AIO\Controller\ConfigurationController::class . ':SetConfig');
 
 // Views
-$app->get('/containers', function ($request, $response, $args) use ($container) {
+$app->get('/containers', function (Request $request, Response $response, mixed $args) use ($container) {
     $view = Twig::fromRequest($request);
     /** @var \AIO\Data\ConfigurationManager $configurationManager */
     $configurationManager = $container->get(\AIO\Data\ConfigurationManager::class);
@@ -110,7 +112,7 @@
         'additional_backup_directories' => $configurationManager->GetAdditionalBackupDirectoriesString(),
     ]);
 })->setName('profile');
-$app->get('/login', function ($request, $response, $args) use ($container) {
+$app->get('/login', function (Request $request, Response $response, mixed $args) use ($container) {
     $view = Twig::fromRequest($request);
     /** @var \AIO\Docker\DockerActionManager $dockerActionManger */
     $dockerActionManger = $container->get(\AIO\Docker\DockerActionManager::class);
@@ -118,7 +120,7 @@
         'is_login_allowed' => $dockerActionManger->isLoginAllowed(),
     ]);
 });
-$app->get('/setup', function ($request, $response, $args) use ($container) {
+$app->get('/setup', function (Request $request, Response $response, mixed $args) use ($container) {
     $view = Twig::fromRequest($request);
     /** @var \AIO\Data\Setup $setup */
     $setup = $container->get(\AIO\Data\Setup::class);
@@ -140,7 +142,7 @@
 });
 
 // Auth Redirector
-$app->get('/', function (\Psr\Http\Message\RequestInterface $request, \Psr\Http\Message\ResponseInterface $response, $args) use ($container) {
+$app->get('/', function (\Psr\Http\Message\RequestInterface $request, \Psr\Http\Message\ResponseInterface $response, mixed $args) use ($container) {
     $authManager = $container->get(\AIO\Auth\AuthManager::class);
 
     /** @var \AIO\Data\Setup $setup */
diff --git a/php/src/Controller/ConfigurationController.php b/php/src/Controller/ConfigurationController.php
index a06cc6b9a087..95981a6af98b 100644
--- a/php/src/Controller/ConfigurationController.php
+++ b/php/src/Controller/ConfigurationController.php
@@ -19,7 +19,7 @@ public function __construct(
         $this->configurationManager = $configurationManager;
     }
 
-    public function SetConfig(Request $request, Response $response, $args) : Response {
+    public function SetConfig(Request $request, Response $response, mixed $args) : Response {
         try {
             if (isset($request->getParsedBody()['domain'])) {
                 $domain = $request->getParsedBody()['domain'] ?? '';
diff --git a/php/src/Controller/DockerController.php b/php/src/Controller/DockerController.php
index 7cf152260d46..0ef76e4cc899 100644
--- a/php/src/Controller/DockerController.php
+++ b/php/src/Controller/DockerController.php
@@ -49,7 +49,7 @@ private function PerformRecursiveContainerStart(string $id, bool $pullContainer
         $this->dockerActionManager->ConnectContainerToNetwork($container);
     }
 
-    public function GetLogs(Request $request, Response $response, $args) : Response
+    public function GetLogs(Request $request, Response $response, mixed $args) : Response
     {
         $id = $request->getQueryParams()['id'];
         if (str_starts_with($id, 'nextcloud-aio-')) {
@@ -67,7 +67,7 @@ public function GetLogs(Request $request, Response $response, $args) : Response
             ->withHeader('Content-Disposition', 'inline');
     }
 
-    public function StartBackupContainerBackup(Request $request, Response $response, $args) : Response {
+    public function StartBackupContainerBackup(Request $request, Response $response, mixed $args) : Response {
         $this->startBackup();
         return $response->withStatus(201)->withHeader('Location', '/');
     }
@@ -84,7 +84,7 @@ public function startBackup() : void {
         $this->PerformRecursiveContainerStart($id);
     }
 
-    public function StartBackupContainerCheck(Request $request, Response $response, $args) : Response {
+    public function StartBackupContainerCheck(Request $request, Response $response, mixed $args) : Response {
         $this->checkBackup();
         return $response->withStatus(201)->withHeader('Location', '/');
     }
@@ -98,7 +98,7 @@ public function checkBackup() : void {
         $this->PerformRecursiveContainerStart($id);
     }
 
-    public function StartBackupContainerRestore(Request $request, Response $response, $args) : Response {
+    public function StartBackupContainerRestore(Request $request, Response $response, mixed $args) : Response {
         $config = $this->configurationManager->GetConfig();
         $config['backup-mode'] = 'restore';
         $config['selected-restore-time'] = $request->getParsedBody()['selected_restore_time'] ?? '';
@@ -113,7 +113,7 @@ public function StartBackupContainerRestore(Request $request, Response $response
         return $response->withStatus(201)->withHeader('Location', '/');
     }
 
-    public function StartBackupContainerTest(Request $request, Response $response, $args) : Response {
+    public function StartBackupContainerTest(Request $request, Response $response, mixed $args) : Response {
         $config = $this->configurationManager->GetConfig();
         $config['backup-mode'] = 'test';
         $config['instance_restore_attempt'] = 0;
@@ -128,7 +128,7 @@ public function StartBackupContainerTest(Request $request, Response $response, $
         return $response->withStatus(201)->withHeader('Location', '/');
     }
 
-    public function StartContainer(Request $request, Response $response, $args) : Response
+    public function StartContainer(Request $request, Response $response, mixed $args) : Response
     {
         $uri = $request->getUri();
         $host = $uri->getHost();
@@ -165,7 +165,7 @@ public function startTopContainer(bool $pullContainer) : void {
         $this->PerformRecursiveContainerStart($id, $pullContainer);
     }
 
-    public function StartWatchtowerContainer(Request $request, Response $response, $args) : Response {
+    public function StartWatchtowerContainer(Request $request, Response $response, mixed $args) : Response {
         $this->startWatchtower();
         return $response->withStatus(201)->withHeader('Location', '/');
     }
@@ -188,7 +188,7 @@ private function PerformRecursiveContainerStop(string $id) : void
         $this->dockerActionManager->StopContainer($container);
     }
 
-    public function StopContainer(Request $request, Response $response, $args) : Response
+    public function StopContainer(Request $request, Response $response, mixed $args) : Response
     {
         $id = self::TOP_CONTAINER;
         $this->PerformRecursiveContainerStop($id);
diff --git a/php/src/Controller/LoginController.php b/php/src/Controller/LoginController.php
index bd7cb0b5e077..d37b47a8d8fe 100644
--- a/php/src/Controller/LoginController.php
+++ b/php/src/Controller/LoginController.php
@@ -19,7 +19,7 @@ public function __construct(AuthManager $authManager, DockerActionManager $docke
         $this->dockerActionManager = $dockerActionManager;
     }
 
-    public function TryLogin(Request $request, Response $response, $args) : Response {
+    public function TryLogin(Request $request, Response $response, mixed $args) : Response {
         if (!$this->dockerActionManager->isLoginAllowed()) {
             return $response->withHeader('Location', '/')->withStatus(302);
         }
@@ -32,7 +32,7 @@ public function TryLogin(Request $request, Response $response, $args) : Response
         return $response->withHeader('Location', '/')->withStatus(302);
     }
 
-    public function GetTryLogin(Request $request, Response $response, $args) : Response {
+    public function GetTryLogin(Request $request, Response $response, mixed $args) : Response {
         $token = $request->getQueryParams()['token'] ?? '';
         if($this->authManager->CheckToken($token)) {
             $this->authManager->SetAuthState(true);
@@ -42,7 +42,7 @@ public function GetTryLogin(Request $request, Response $response, $args) : Respo
         return $response->withHeader('Location', '/')->withStatus(302);
     }
 
-    public function Logout(Request $request, Response $response, $args) : Response
+    public function Logout(Request $request, Response $response, mixed $args) : Response
     {
         $this->authManager->SetAuthState(false);
         return $response
diff --git a/php/src/Twig/ClassExtension.php b/php/src/Twig/ClassExtension.php
index 9204aee1d890..ff5ffe44b043 100644
--- a/php/src/Twig/ClassExtension.php
+++ b/php/src/Twig/ClassExtension.php
@@ -14,7 +14,7 @@ public function getFunctions() : array
         );
     }
 
-    public function getClassName($object) : ?string
+    public function getClassName(mixed $object) : ?string
     {
         if (!is_object($object)) {
             return null;