diff --git a/src/Kunstmaan/AdminBundle/EventListener/ToolbarListener.php b/src/Kunstmaan/AdminBundle/EventListener/ToolbarListener.php
index 7e625e307e..47ff6a8d20 100644
--- a/src/Kunstmaan/AdminBundle/EventListener/ToolbarListener.php
+++ b/src/Kunstmaan/AdminBundle/EventListener/ToolbarListener.php
@@ -13,8 +13,8 @@
 use Symfony\Component\HttpKernel\KernelEvents;
 use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
+use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
 use Symfony\Component\Security\Core\Authorization\AuthorizationChecker;
-use Symfony\Component\Security\Guard\Token\PostAuthenticationGuardToken;
 use Twig\Environment;
 
 class ToolbarListener implements EventSubscriberInterface
@@ -144,10 +144,10 @@ public function onKernelResponse(ResponseEvent $event)
 
         // Only enable toolbar when we can find an authenticated user in the session from the kunstmaan_admin.admin_firewall_name config value.
         $authenticated = false;
-        /* @var PostAuthenticationGuardToken $token */
         if ($session->isStarted() && $session->has(sprintf('_security_%s', $this->adminFirewallName))) {
+            /** @var TokenInterface $token */
             $token = unserialize($session->get(sprintf('_security_%s', $this->adminFirewallName)));
-            $authenticated = $token->isAuthenticated();
+            $authenticated = null !== $token;
         }
 
         // Do not capture redirects or modify XML HTTP Requests
diff --git a/src/Kunstmaan/AdminBundle/Helper/Security/Acl/Permission/PermissionAdmin.php b/src/Kunstmaan/AdminBundle/Helper/Security/Acl/Permission/PermissionAdmin.php
index 2cf224aa02..802a698276 100644
--- a/src/Kunstmaan/AdminBundle/Helper/Security/Acl/Permission/PermissionAdmin.php
+++ b/src/Kunstmaan/AdminBundle/Helper/Security/Acl/Permission/PermissionAdmin.php
@@ -214,7 +214,7 @@ public function getPossiblePermissions()
      */
     public function bindRequest(Request $request)
     {
-        $changes = $request->request->get('permission-hidden-fields');
+        $changes = $request->request->all('permission-hidden-fields');
 
         if (empty($changes)) {
             return true;
diff --git a/src/Kunstmaan/AdminBundle/Tests/Helper/Security/Acl/Permission/PermissionAdminTest.php b/src/Kunstmaan/AdminBundle/Tests/Helper/Security/Acl/Permission/PermissionAdminTest.php
index 756096d984..bd1c801b10 100644
--- a/src/Kunstmaan/AdminBundle/Tests/Helper/Security/Acl/Permission/PermissionAdminTest.php
+++ b/src/Kunstmaan/AdminBundle/Tests/Helper/Security/Acl/Permission/PermissionAdminTest.php
@@ -276,9 +276,7 @@ public function getInitializedPermissionAdmin(): PermissionAdmin
     public function testBindRequestReturnsTrueWhenNoChanges()
     {
         $object = $this->getInitializedPermissionAdmin();
-        $request = $this->createMock(Request::class);
-        $request->request = $this->createMock(Request::class);
-        $request->request->expects($this->once())->method('get')->willReturn('');
+        $request = new Request();
         $object->bindRequest($request);
     }
 
@@ -290,9 +288,7 @@ public function testBindRequest()
         $object = $this->getInitializedPermissionAdmin();
         $token = $this->createMock(PreAuthenticatedToken::class);
         $token->expects($this->once())->method('getUser')->willReturn(new User());
-        $request = $this->createMock(Request::class);
-        $request->request = $this->createMock(Request::class);
-        $request->request->expects($this->any())->method('get')->will($this->onConsecutiveCalls(['ADMIN' => ['ADD' => ['VIEW']]], true));
+        $request = new Request([], ['permission-hidden-fields' => ['ADMIN' => ['ADD' => ['VIEW']]], 'applyRecursive' => true]);
 
         $mirror = new \ReflectionClass(PermissionAdmin::class);
         $property = $mirror->getProperty('tokenStorage');
diff --git a/src/Kunstmaan/ConfigBundle/Resources/config/routing.yml b/src/Kunstmaan/ConfigBundle/Resources/config/routing.yml
index d2ccd50d0b..2a89ba53f8 100644
--- a/src/Kunstmaan/ConfigBundle/Resources/config/routing.yml
+++ b/src/Kunstmaan/ConfigBundle/Resources/config/routing.yml
@@ -1,4 +1,4 @@
 kunstmaanconfigbundle_default:
     path:      /%kunstmaan_admin.admin_prefix%/settings/config/{internalName}
     defaults:
-        _controller: kunstmaan_config.controller.config:indexAction
+        _controller: kunstmaan_config.controller.config::indexAction
diff --git a/src/Kunstmaan/NodeBundle/Resources/config/routing.yml b/src/Kunstmaan/NodeBundle/Resources/config/routing.yml
index 4d12a6739e..e1eaa80bff 100644
--- a/src/Kunstmaan/NodeBundle/Resources/config/routing.yml
+++ b/src/Kunstmaan/NodeBundle/Resources/config/routing.yml
@@ -11,4 +11,4 @@ KunstmaanNodeBundle_nodes:
 KunstmaanNodeBundle_urlchooser_replace:
     prefix:   /%kunstmaan_admin.admin_prefix%/url-replace
     path: /replace
-    defaults: { _controller: kunstmaan_node.url_replace.controller:replaceURLAction }
+    defaults: { _controller: kunstmaan_node.url_replace.controller::replaceURLAction }
diff --git a/src/Kunstmaan/PagePartBundle/PagePartAdmin/PagePartAdmin.php b/src/Kunstmaan/PagePartBundle/PagePartAdmin/PagePartAdmin.php
index 81aa26ef67..27219b4687 100644
--- a/src/Kunstmaan/PagePartBundle/PagePartAdmin/PagePartAdmin.php
+++ b/src/Kunstmaan/PagePartBundle/PagePartAdmin/PagePartAdmin.php
@@ -186,7 +186,7 @@ public function preBindRequest(Request $request)
 
         // Create the objects for the new pageparts
         $this->newPageParts = [];
-        $newRefIds = $request->request->get($this->context . '_new');
+        $newRefIds = $request->request->all($this->context . '_new');
 
         if (\is_array($newRefIds)) {
             foreach ($newRefIds as $newId) {
@@ -197,7 +197,7 @@ public function preBindRequest(Request $request)
 
         // Sort pageparts again
         $sequences = $request->request->all($this->context . '_sequence');
-        if (!\is_null($sequences)) {
+        if ($sequences !== []) {
             $tempPageparts = $this->pageParts;
             $this->pageParts = [];
             foreach ($sequences as $sequence) {