diff --git a/module/VuFind/src/VuFind/RecordDriver/IlsAwareDelegatorFactory.php b/module/VuFind/src/VuFind/RecordDriver/IlsAwareDelegatorFactory.php
index 7d505d18d76a2a15b57ff2e58baf737801b592dc..de9a28fca9b2ae089d4ce095e0f0bf3aab004e91 100644
--- a/module/VuFind/src/VuFind/RecordDriver/IlsAwareDelegatorFactory.php
+++ b/module/VuFind/src/VuFind/RecordDriver/IlsAwareDelegatorFactory.php
@@ -49,7 +49,9 @@ class IlsAwareDelegatorFactory implements DelegatorFactoryInterface
      * @param callable           $callback  Service callback
      * @param array|null         $options   Service options
      *
-     * @return SecureDelegator
+     * @return AbstractBase
+     *
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
      */
     public function __invoke(ContainerInterface $container, $name,
         callable $callback, array $options = null
diff --git a/module/VuFind/src/VuFind/Session/SecureDelegatorFactory.php b/module/VuFind/src/VuFind/Session/SecureDelegatorFactory.php
index 2f5222749f7d61f148765fc6bdb17658fa8917c9..edfb35daf94ec5927943619f45f65a24bd655b79 100644
--- a/module/VuFind/src/VuFind/Session/SecureDelegatorFactory.php
+++ b/module/VuFind/src/VuFind/Session/SecureDelegatorFactory.php
@@ -54,6 +54,8 @@ class SecureDelegatorFactory implements DelegatorFactoryInterface
      * @param array|null         $options   Service options
      *
      * @return SecureDelegator
+     *
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
      */
     public function __invoke(
         ContainerInterface $container, $name, callable $callback,
diff --git a/module/VuFindConsole/Module.php b/module/VuFindConsole/Module.php
index 2b8ecc1b0aefcf9297295c39c45458497eb3a250..bbcbf4f931733ae4d14e43a50783c623719c3bcd 100644
--- a/module/VuFindConsole/Module.php
+++ b/module/VuFindConsole/Module.php
@@ -79,6 +79,8 @@ class Module implements \Zend\ModuleManager\Feature\ConsoleUsageProviderInterfac
      * @param Console $console Console adapter
      *
      * @return string|null
+     *
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
      */
     public function getConsoleBanner(Console $console)
     {