diff --git a/composer.json b/composer.json
index 0df46eb..be2f636 100644
--- a/composer.json
+++ b/composer.json
@@ -20,8 +20,8 @@
         }
     },
     "require": {
-        "php": ">=5.4",
-        "zendframework/zendframework": "~2.3|~3.0"
+        "php": ">=7.2",
+        "zendframework/zend-mvc": "^3.0"
     },
     "autoload": {
         "psr-0": {
diff --git a/src/Eye4web/Zf2Abac/Assertion/AssertionPluginManager.php b/src/Eye4web/Zf2Abac/Assertion/AssertionPluginManager.php
index c2e6069..7be7797 100644
--- a/src/Eye4web/Zf2Abac/Assertion/AssertionPluginManager.php
+++ b/src/Eye4web/Zf2Abac/Assertion/AssertionPluginManager.php
@@ -7,18 +7,19 @@
 
 class AssertionPluginManager extends AbstractPluginManager
 {
-    /**
-     * {@inheritDoc}
-     */
-    public function validatePlugin($plugin)
+    protected $instanceOf = AssertionInterface::class;
+
+    public function validate($instance)
     {
-        if ($plugin instanceof AssertionInterface) {
+        if (empty($this->instanceOf) || $instance instanceof $this->instanceOf) {
             return;
         }
 
-        throw new Exception\RunetimeException(sprintf(
-            'Assertions must implement "Eye4web\Zf2Abac\Assertion\AssertionInterface", but "%s" was given',
-            is_object($plugin) ? get_class($plugin) : gettype($plugin)
+        throw new InvalidServiceException(sprintf(
+            'Plugin manager "%s" expected an instance of type "%s", but "%s" was received',
+            __CLASS__,
+            $this->instanceOf,
+            is_object($instance) ? $instance::class : gettype($instance)
         ));
     }
 
diff --git a/src/Eye4web/Zf2Abac/Factory/Assertion/AssertionPluginManagerFactory.php b/src/Eye4web/Zf2Abac/Factory/Assertion/AssertionPluginManagerFactory.php
index 7ab32a8..a65043e 100644
--- a/src/Eye4web/Zf2Abac/Factory/Assertion/AssertionPluginManagerFactory.php
+++ b/src/Eye4web/Zf2Abac/Factory/Assertion/AssertionPluginManagerFactory.php
@@ -7,19 +7,19 @@
 use Zend\ServiceManager\ServiceLocatorInterface;
 use Eye4web\Zf2Abac\Assertion\AssertionPluginManager;
 
-class AssertionPluginManagerFactory implements FactoryInterface
+class AssertionPluginManagerFactory implements \Zend\ServiceManager\Factory\FactoryInterface
 {
     /**
      * {@inheritDoc}
      * @return AssertionPluginManager
      */
-    public function createService(ServiceLocatorInterface $serviceLocator)
+    public function __invoke(\Psr\Container\ContainerInterface $serviceLocator, $requestedName, array $options = null)
     {
         /** @var array $config */
         $config = $serviceLocator->get('Config')['eye4web_abac']['assertion_manager'];
 
-        $pluginManager = new AssertionPluginManager(new Config($config));
-        $pluginManager->setServiceLocator($serviceLocator);
+        $pluginManager = new AssertionPluginManager($serviceLocator, $config);
+        //$pluginManager->setServiceLocator($serviceLocator);
 
         return $pluginManager;
     }
diff --git a/src/Eye4web/Zf2Abac/Factory/Mvc/Controller/Plugin/HasPermissionPluginFactory.php b/src/Eye4web/Zf2Abac/Factory/Mvc/Controller/Plugin/HasPermissionPluginFactory.php
index e425c26..ba69610 100644
--- a/src/Eye4web/Zf2Abac/Factory/Mvc/Controller/Plugin/HasPermissionPluginFactory.php
+++ b/src/Eye4web/Zf2Abac/Factory/Mvc/Controller/Plugin/HasPermissionPluginFactory.php
@@ -8,12 +8,12 @@
 use Zend\ServiceManager\FactoryInterface;
 use Zend\ServiceManager\ServiceLocatorInterface;
 
-class HasPermissionPluginFactory implements FactoryInterface
+class HasPermissionPluginFactory implements \Zend\ServiceManager\Factory\FactoryInterface
 {
-    public function createService(ServiceLocatorInterface $pluginManager)
+    public function __invoke(\Psr\Container\ContainerInterface $pluginManager, $requestedName, array $options = null)
     {
         /** @var ServiceLocatorInterface $serviceLocator */
-        $serviceLocator = $pluginManager->getServiceLocator();
+        $serviceLocator = $pluginManager;
 
         /** @var AuthorizationServiceInterface $authorizationService */
         $authorizationService = $serviceLocator->get('Eye4web\Zf2Abac\Service\AuthorizationService');
diff --git a/src/Eye4web/Zf2Abac/Factory/Provider/DoctrineORMProviderFactory.php b/src/Eye4web/Zf2Abac/Factory/Provider/DoctrineORMProviderFactory.php
index 396bd54..9dc593c 100644
--- a/src/Eye4web/Zf2Abac/Factory/Provider/DoctrineORMProviderFactory.php
+++ b/src/Eye4web/Zf2Abac/Factory/Provider/DoctrineORMProviderFactory.php
@@ -9,13 +9,13 @@
 use Doctrine\ORM\EntityManagerInterface;
 use Zend\Validator\ValidatorPluginManager;
 
-class DoctrineORMProviderFactory implements FactoryInterface
+class DoctrineORMProviderFactory implements \Zend\ServiceManager\Factory\FactoryInterface
 {
     /**
      * {@inheritDoc}
      * @return DoctrineORMProvider
      */
-    public function createService(ServiceLocatorInterface $serviceLocator)
+    public function __invoke(\Psr\Container\ContainerInterface $serviceLocator, $requestedName, array $options = null)
     {
         /** @var EntityManagerInterface $objectManager */
         $objectManager = $serviceLocator->get('Doctrine\ORM\EntityManager');
diff --git a/src/Eye4web/Zf2Abac/Factory/Service/AuthorizationServiceFactory.php b/src/Eye4web/Zf2Abac/Factory/Service/AuthorizationServiceFactory.php
index 5d55bf0..e54e92a 100644
--- a/src/Eye4web/Zf2Abac/Factory/Service/AuthorizationServiceFactory.php
+++ b/src/Eye4web/Zf2Abac/Factory/Service/AuthorizationServiceFactory.php
@@ -6,7 +6,7 @@
 use Zend\ServiceManager\FactoryInterface;
 use Zend\ServiceManager\ServiceLocatorInterface;
 
-class AuthorizationServiceFactory implements FactoryInterface
+class AuthorizationServiceFactory implements \Zend\ServiceManager\Factory\FactoryInterface
 {
     /**
      * Offer service
@@ -14,7 +14,7 @@ class AuthorizationServiceFactory implements FactoryInterface
      * @param ServiceLocatorInterface $serviceLocator
      * @return AuthorizationService
      */
-    public function createService(ServiceLocatorInterface $serviceLocator)
+    public function __invoke(\Psr\Container\ContainerInterface $serviceLocator, $requestedName, array $options = null)
     {
         /* @var \Eye4web\Zf2Abac\Assertion\AssertionPluginManager $assertionPluginManager */
         $assertionPluginManager = $serviceLocator->get('Eye4web\Zf2Abac\Assertion\AssertionPluginManager');
diff --git a/src/Eye4web/Zf2Abac/Factory/View/Helper/HasPermissionHelperFactory.php b/src/Eye4web/Zf2Abac/Factory/View/Helper/HasPermissionHelperFactory.php
index c5e5bfd..7a80291 100644
--- a/src/Eye4web/Zf2Abac/Factory/View/Helper/HasPermissionHelperFactory.php
+++ b/src/Eye4web/Zf2Abac/Factory/View/Helper/HasPermissionHelperFactory.php
@@ -8,12 +8,12 @@
 use Zend\ServiceManager\FactoryInterface;
 use Zend\ServiceManager\ServiceLocatorInterface;
 
-class HasPermissionHelperFactory implements FactoryInterface
+class HasPermissionHelperFactory implements \Zend\ServiceManager\Factory\FactoryInterface
 {
-    public function createService(ServiceLocatorInterface $pluginManager)
+    public function __invoke(\Psr\Container\ContainerInterface $pluginManager, $requestedName, array $options = null)
     {
         /** @var ServiceLocatorInterface $serviceLocator */
-        $serviceLocator = $pluginManager->getServiceLocator();
+        $serviceLocator = $pluginManager;
 
         /** @var AuthorizationServiceInterface $authorizationService */
         $authorizationService = $serviceLocator->get('Eye4web\Zf2Abac\Service\AuthorizationService');
diff --git a/src/Eye4web/Zf2Abac/Provider/DoctrineORMProvider.php b/src/Eye4web/Zf2Abac/Provider/DoctrineORMProvider.php
index 8b41352..760fc4d 100644
--- a/src/Eye4web/Zf2Abac/Provider/DoctrineORMProvider.php
+++ b/src/Eye4web/Zf2Abac/Provider/DoctrineORMProvider.php
@@ -70,7 +70,7 @@ public function getValidator(PermissionInterface $permission)
         if (!$validator) {
             throw new Exception\ValidatorNotFound(sprintf(
                 'The validator \"%s\" could not be found',
-                is_object($validator) ? get_class($validator) : gettype($validator)
+                is_object($validator) ? $validator::class : gettype($validator)
             ));
         }
 
@@ -81,7 +81,7 @@ public function getValidator(PermissionInterface $permission)
             if (!$options) {
                 throw new Exception\RuntimeException(sprintf(
                     'The options for validator \"%s\" must be in json format',
-                    is_object($validator) ? get_class($validator) : gettype($validator)
+                    is_object($validator) ? $validator::class : gettype($validator)
                 ));
             }
 
diff --git a/src/Eye4web/Zf2Abac/Service/AuthorizationService.php b/src/Eye4web/Zf2Abac/Service/AuthorizationService.php
index da7b22b..327573e 100644
--- a/src/Eye4web/Zf2Abac/Service/AuthorizationService.php
+++ b/src/Eye4web/Zf2Abac/Service/AuthorizationService.php
@@ -32,7 +32,7 @@ public function hasPermission($assertionName, $value, array $attributes)
         if (!$assertion) {
             throw new Exception\AssertionNotFound(sprintf(
                 'The assertion \"%s\" was not found',
-                is_object($assertion) ? get_class($assertion) : gettype($assertion)
+                is_object($assertion) ? $assertion::class : gettype($assertion)
             ));
         }
 
diff --git a/test/Eye4web/Zf2AbacTest/Factory/Assertion/AssertionPluginManagerFactoryTest.php b/test/Eye4web/Zf2AbacTest/Factory/Assertion/AssertionPluginManagerFactoryTest.php
index 9992271..d92f397 100644
--- a/test/Eye4web/Zf2AbacTest/Factory/Assertion/AssertionPluginManagerFactoryTest.php
+++ b/test/Eye4web/Zf2AbacTest/Factory/Assertion/AssertionPluginManagerFactoryTest.php
@@ -23,6 +23,6 @@ public function testFactory()
         $pluginManager = $factory->createService($serviceManager);
 
         $this->assertInstanceOf('Eye4web\Zf2Abac\Assertion\AssertionPluginManager', $pluginManager);
-        $this->assertSame($serviceManager, $pluginManager->getServiceLocator());
+        $this->assertSame($serviceManager, $pluginManager);
     }
 }