diff --git a/packages/zend-controller/library/Zend/Controller/Action.php b/packages/zend-controller/library/Zend/Controller/Action.php
index a7b4b953a..36664ed27 100644
--- a/packages/zend-controller/library/Zend/Controller/Action.php
+++ b/packages/zend-controller/library/Zend/Controller/Action.php
@@ -103,6 +103,12 @@ abstract class Zend_Controller_Action implements Zend_Controller_Action_Interfac
      * @var array
      */
     public $contexts;
+    
+    /**
+     * Controller's ajax contexts, managed by Zend_Controller_Action_Helper_AjaxContext
+     * @var array
+     */
+    public $ajaxable;
 
     /**
      * Class constructor
diff --git a/tests/Zend/Controller/Action/Helper/AjaxContextTest.php b/tests/Zend/Controller/Action/Helper/AjaxContextTest.php
index 57d628825..1f4256966 100644
--- a/tests/Zend/Controller/Action/Helper/AjaxContextTest.php
+++ b/tests/Zend/Controller/Action/Helper/AjaxContextTest.php
@@ -159,6 +159,25 @@ public function tearDown()
             unset($_SERVER['HTTP_X_REQUESTED_WITH']);
         }
     }
+    
+    public function testAddActionContext()
+    {
+        // test covering PHP 8.2+ changes:
+        // Creation of dynamic property ::$ajaxable is deprecated
+        $controller = new Zend_Controller_Action_Helper_AjaxContextNoConfigTestController(
+            $this->request,
+            $this->response,
+            array()
+        );
+        $this->helper->setActionController($controller);
+    
+        $this->helper
+            ->addActionContext('error', 'html')
+            ->initContext('html');
+            
+        $actionContexts = $this->helper->getActionContexts('error');	
+        $this->assertEquals('html', $actionContexts[0]);
+    }
 
     public function testDefaultContextsIncludesHtml()
     {
@@ -293,6 +312,10 @@ class Zend_Controller_Action_Helper_AjaxContextTestController extends Zend_Contr
     );
 }
 
+class Zend_Controller_Action_Helper_AjaxContextNoConfigTestController extends Zend_Controller_Action
+{
+}
+
 class Zend_Controller_Action_Helper_AjaxContextTest_LayoutOverride extends Zend_Layout
 {
     public static function resetMvcInstance()