diff --git a/composer.json b/composer.json
index dce9b88..962a2b3 100644
--- a/composer.json
+++ b/composer.json
@@ -19,14 +19,14 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
-        "zendframework/zend-db": "~2.1",
-        "zendframework/zend-eventmanager": "~2.1 || ~3.0",
-        "zendframework/zend-loader": "~2.1",
-        "zendframework/zend-modulemanager": "~2.1",
-        "zendframework/zend-mvc": "~2.1 || ~3.0",
-        "zendframework/zend-servicemanager": "~2.1 || ~3.0",
-        "zendframework/zend-stdlib": "~2.1 || ~3.0"
+        "php": ">=7.2",
+        "zendframework/zend-db": "^2.1",
+        "zendframework/zend-eventmanager": "^3.0",
+        "zendframework/zend-loader": "^2.1",
+        "zendframework/zend-modulemanager": "^2.1",
+        "zendframework/zend-mvc": "^3.0",
+        "zendframework/zend-servicemanager": "^3.0",
+        "zendframework/zend-stdlib": "^3.0"
     },
     "autoload": {
         "psr-0": {
diff --git a/src/ZfcBase/Form/ProvidesEventsForm.php b/src/ZfcBase/Form/ProvidesEventsForm.php
index 17514ca..e51aa81 100644
--- a/src/ZfcBase/Form/ProvidesEventsForm.php
+++ b/src/ZfcBase/Form/ProvidesEventsForm.php
@@ -48,7 +48,9 @@ public function getEventManager()
                 }
                 // silently ignore invalid eventIdentifier types
             }
-            $this->setEventManager(new EventManager($identifiers));
+            $eventManager = new EventManager();
+            $eventManager->setIdentifiers($identifiers);
+            $this->setEventManager($eventManager);
         }
         return $this->events;
     }
diff --git a/src/ZfcBase/Mapper/AbstractDbMapper.php b/src/ZfcBase/Mapper/AbstractDbMapper.php
index 2d50fa1..c53e08b 100644
--- a/src/ZfcBase/Mapper/AbstractDbMapper.php
+++ b/src/ZfcBase/Mapper/AbstractDbMapper.php
@@ -8,8 +8,8 @@
 use Zend\Db\Sql\Select;
 use Zend\Db\Sql\Sql;
 use Zend\Db\Sql\TableIdentifier;
-use Zend\Stdlib\Hydrator\HydratorInterface;
-use Zend\Stdlib\Hydrator\ClassMethods;
+use Laminas\Hydrator\HydratorInterface;
+use Laminas\Hydrator\ClassMethodsHydrator;
 use ZfcBase\EventManager\EventProvider;
 use ZfcBase\Db\Adapter\MasterSlaveAdapterInterface;
 
@@ -81,7 +81,7 @@ protected function initialize()
         }
 
         if (!$this->hydrator instanceof HydratorInterface) {
-            $this->hydrator = new ClassMethods;
+            $this->hydrator = new ClassMethodsHydrator;
         }
 
         if (!is_object($this->entityPrototype)) {
@@ -257,7 +257,7 @@ public function setDbSlaveAdapter(Adapter $dbSlaveAdapter)
     public function getHydrator()
     {
         if (!$this->hydrator) {
-            $this->hydrator = new ClassMethods(false);
+            $this->hydrator = new ClassMethodsHydrator(false);
         }
         return $this->hydrator;
     }