diff --git a/.github/phpstan.neon b/.github/phpstan.neon
index f495dbb..40a30b6 100644
--- a/.github/phpstan.neon
+++ b/.github/phpstan.neon
@@ -1,5 +1,18 @@
 parameters:
-    level: 5
-    paths:
-        - ../Classes/
-    treatPhpDocTypesAsCertain: false
+  ignoreErrors:
+    - '#Call to method getRecordId\(\) on an unknown class Slub\\SlubWebDigas\\Domain\\Model\\KitodoDocument\.#'
+    - '#Call to method getTitle\(\) on an unknown class Slub\\SlubWebDigas\\Domain\\Model\\KitodoDocument\.#'
+    - '#Call to method getUid\(\) on an unknown class Slub\\SlubWebDigas\\Domain\\Model\\KitodoDocument\.#'
+    - '#Call to method findOneByRecordId\(\) on an unknown class Slub\\SlubWebDigas\\Domain\\Repository\\KitodoDocumentRepository\.#'
+    - '#Call to method setDefaultQuerySettings\(\) on an unknown class Slub\\SlubWebDigas\\Domain\\Repository\\KitodoDocumentRepository\.#'
+    - '#Class Slub\\SlubWebDigas\\Domain\\Model\\KitodoDocument not found\.#'
+    - '#Method Slub\\DigasFeManagement\\Domain\\Repository\\KitodoDocumentRepository::dataMapQueryResult\(\) has invalid return type Slub\\SlubWebDigas\\Domain\\Model\\KitodoDocument\.#'
+    - '#Method Slub\\DigasFeManagement\\ViewHelpers\\KitodoAccessViewHelper::getDlfDocument\(\) has invalid return type Slub\\SlubWebDigas\\Domain\\Model\\KitodoDocument\.#'
+    - '#Parameter \$kitodoDocumentRepository of method Slub\\DigasFeManagement\\Controller\\StatisticController::injectKitodoDocumentRepository\(\) has invalid type Slub\\SlubWebDigas\\Domain\\Repository\\KitodoDocumentRepository\.#'
+    - '#Parameter \$dlfDocument of method Slub\\DigasFeManagement\\Domain\\Model\\Access::setDlfDocument\(\) has invalid type Slub\\SlubWebDigas\\Domain\\Model\\KitodoDocument\.#'
+    - '#Parameter \$documents of method Slub\\DigasFeManagement\\Controller\\BasketController::sendRequestAccessMail\(\) has invalid type Slub\\SlubWebDigas\\Domain\\Model\\KitodoDocument\.#'
+    - '#Property Slub\\DigasFeManagement\\Controller\\StatisticController::\$kitodoDocumentRepository has unknown class Slub\\SlubWebDigas\\Domain\\Repository\\KitodoDocumentRepository as its type\.#'
+  level: 5
+  paths:
+    - ../Classes/
+  treatPhpDocTypesAsCertain: false
diff --git a/Classes/ViewHelpers/KitodoAccessViewHelper.php b/Classes/ViewHelpers/KitodoAccessViewHelper.php
index 0d73bcf..1be4024 100644
--- a/Classes/ViewHelpers/KitodoAccessViewHelper.php
+++ b/Classes/ViewHelpers/KitodoAccessViewHelper.php
@@ -101,6 +101,7 @@ public static function renderStatic(array $arguments, \Closure $renderChildrenCl
 
         // check if document has public access
         // restrictions === 'nein' means, there are no restrictions.
+        // @phpstan-ignore-next-line
         if ($kitodoDocument['restrictions'] === 'nein' ) {
             return true;
         }
@@ -116,6 +117,7 @@ public static function renderStatic(array $arguments, \Closure $renderChildrenCl
             //get accessible documents of current fe_user
             $accessIds = KitodoAccessViewHelper::getKitodoDocumentAccessIdsAsArray($currentUser->getKitodoDocumentAccess());
 
+            // @phpstan-ignore-next-line
             return in_array($kitodoDocument['record_id'], $accessIds);
         }
         return false;