diff --git a/Block/Adminhtml/System/Config/Fieldset/Payment.php b/Block/Adminhtml/System/Config/Fieldset/Payment.php
index 0162ac465..875c30a8f 100644
--- a/Block/Adminhtml/System/Config/Fieldset/Payment.php
+++ b/Block/Adminhtml/System/Config/Fieldset/Payment.php
@@ -4,6 +4,7 @@
 /**
  * Fieldset renderer for Omise solution
  */
+#[\AllowDynamicProperties]
 class Payment extends \Magento\Config\Block\System\Config\Form\Fieldset
 {
     /**
diff --git a/Block/Adminhtml/System/Config/Form/Field/Webhook.php b/Block/Adminhtml/System/Config/Form/Field/Webhook.php
index 524ce938e..cef5a7d73 100644
--- a/Block/Adminhtml/System/Config/Form/Field/Webhook.php
+++ b/Block/Adminhtml/System/Config/Form/Field/Webhook.php
@@ -8,6 +8,7 @@
 use Magento\Store\Model\StoreManagerInterface;
 use Magento\Framework\App\Request\Http;
 
+#[\AllowDynamicProperties]
 class Webhook extends Field
 {
     /**
diff --git a/Block/Checkout/Onepage/Success/AdditionalInformation.php b/Block/Checkout/Onepage/Success/AdditionalInformation.php
index f457ebb59..c861e0dec 100644
--- a/Block/Checkout/Onepage/Success/AdditionalInformation.php
+++ b/Block/Checkout/Onepage/Success/AdditionalInformation.php
@@ -1,6 +1,7 @@
 <?php
 namespace Omise\Payment\Block\Checkout\Onepage\Success;
 
+#[\AllowDynamicProperties]
 class AdditionalInformation extends \Magento\Framework\View\Element\Template
 {
     /**
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6465167a7..c2bab26ab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # CHANGELOG
 
+## [v3.8.0 _(Jul, 24, 2024)_](https://github.com/omise/omise-magento/releases/tag/v3.8.0)
+- Resolve dynamic property deprecation error for PHP 8.2 and above (PR: [#485](https://github.com/omise/omise-magento/pull/485))
+
 ## [v3.7.1 _(May, 8, 2024)_](https://github.com/omise/omise-magento/releases/tag/v3.7.1)
 - Fixed minimum installment amount for installment_bay and installment_kbank (PR: [#479](https://github.com/omise/omise-magento/pull/479))
 - Remove OCBC PAO (PR: [#480](https://github.com/omise/omise-magento/pull/480))
diff --git a/Controller/Adminhtml/Ordersync/Index.php b/Controller/Adminhtml/Ordersync/Index.php
index dd24f736f..d74ef1e9e 100644
--- a/Controller/Adminhtml/Ordersync/Index.php
+++ b/Controller/Adminhtml/Ordersync/Index.php
@@ -11,6 +11,7 @@
 use Omise\Payment\Helper\OmiseHelper as Helper;
 use Omise\Payment\Model\SyncStatus;
 
+#[\AllowDynamicProperties]
 class Index extends \Magento\Backend\App\Action
 {
     /**
diff --git a/Controller/Callback/Offsite.php b/Controller/Callback/Offsite.php
index e01779e21..76af22d58 100644
--- a/Controller/Callback/Offsite.php
+++ b/Controller/Callback/Offsite.php
@@ -17,6 +17,7 @@
 use Psr\Log\LoggerInterface;
 use Magento\Framework\App\Request\Http;
 
+#[\AllowDynamicProperties]
 class Offsite extends Action
 {
     /**
diff --git a/Controller/Callback/Threedsecure.php b/Controller/Callback/Threedsecure.php
index a7a266080..48404a6de 100644
--- a/Controller/Callback/Threedsecure.php
+++ b/Controller/Callback/Threedsecure.php
@@ -17,6 +17,7 @@
 use Psr\Log\LoggerInterface;
 use Magento\Framework\App\Request\Http;
 
+#[\AllowDynamicProperties]
 class Threedsecure extends Action
 {
     /**
diff --git a/Controller/Cards/DeleteAction.php b/Controller/Cards/DeleteAction.php
index 6cd0d154d..a0b6cdd1b 100644
--- a/Controller/Cards/DeleteAction.php
+++ b/Controller/Cards/DeleteAction.php
@@ -3,6 +3,7 @@
 
 use Magento\Framework\App\Request\Http;
 
+#[\AllowDynamicProperties]
 class DeleteAction extends \Magento\Framework\App\Action\Action
 {
     const WRONG_REQUEST = 1;
diff --git a/Controller/Cards/ListAction.php b/Controller/Cards/ListAction.php
index 18de4b356..18dc9fbf5 100644
--- a/Controller/Cards/ListAction.php
+++ b/Controller/Cards/ListAction.php
@@ -1,6 +1,7 @@
 <?php
 namespace Omise\Payment\Controller\Cards;
 
+#[\AllowDynamicProperties]
 class ListAction extends \Magento\Framework\App\Action\Action
 {
     /**
diff --git a/Controller/Payment/Complete.php b/Controller/Payment/Complete.php
index 69cd0f942..bc956ef7b 100644
--- a/Controller/Payment/Complete.php
+++ b/Controller/Payment/Complete.php
@@ -1,6 +1,7 @@
 <?php
 namespace Omise\Payment\Controller\Payment;
 
+#[\AllowDynamicProperties]
 class Complete extends \Magento\Framework\App\Action\Action
 {
     /**
diff --git a/Cron/OrderSyncStatus.php b/Cron/OrderSyncStatus.php
index d8c3e2bd0..5685ed7b1 100644
--- a/Cron/OrderSyncStatus.php
+++ b/Cron/OrderSyncStatus.php
@@ -4,6 +4,7 @@
 use Magento\Framework\App\Config\ScopeConfigInterface;
 use Exception;
 
+#[\AllowDynamicProperties]
 class OrderSyncStatus
 {
     /**
diff --git a/Helper/ReturnUrlHelper.php b/Helper/ReturnUrlHelper.php
index 4d56d9fbc..1fc3a0fbc 100644
--- a/Helper/ReturnUrlHelper.php
+++ b/Helper/ReturnUrlHelper.php
@@ -5,6 +5,7 @@
 use Omise\Payment\Helper\TokenHelper;
 use Magento\Framework\UrlInterface;
 
+#[\AllowDynamicProperties]
 class ReturnUrlHelper
 {
     public function __construct(UrlInterface $url, TokenHelper $tokenHelper)
diff --git a/Model/Api/Customer.php b/Model/Api/Customer.php
index 07eee6892..6e3f4c808 100644
--- a/Model/Api/Customer.php
+++ b/Model/Api/Customer.php
@@ -6,6 +6,7 @@
 use OmiseCustomer;
 use Omise\Payment\Model\Config\Config;
 
+#[\AllowDynamicProperties]
 class Customer extends BaseObject
 {
     /**
diff --git a/Model/Api/Event.php b/Model/Api/Event.php
index 47b44f82f..314bed543 100644
--- a/Model/Api/Event.php
+++ b/Model/Api/Event.php
@@ -16,6 +16,7 @@
  * @property Object $data
  * @see      https://www.omise.co/events-api
  */
+#[\AllowDynamicProperties]
 class Event extends BaseObject
 {
     /**
diff --git a/Model/Config/Config.php b/Model/Config/Config.php
index 68045b927..846a361a0 100644
--- a/Model/Config/Config.php
+++ b/Model/Config/Config.php
@@ -7,6 +7,7 @@
 use Magento\Store\Model\StoreManagerInterface;
 use Magento\Sales\Model\Order;
 
+#[\AllowDynamicProperties]
 class Config
 {
     /**
diff --git a/Model/Data/Email.php b/Model/Data/Email.php
index 75091388e..e0a9c7727 100644
--- a/Model/Data/Email.php
+++ b/Model/Data/Email.php
@@ -1,6 +1,7 @@
 <?php
 namespace Omise\Payment\Model\Data;
 
+#[\AllowDynamicProperties]
 class Email
 {
     /**
diff --git a/Model/RefundSyncStatus.php b/Model/RefundSyncStatus.php
index 336903e41..41afeec20 100644
--- a/Model/RefundSyncStatus.php
+++ b/Model/RefundSyncStatus.php
@@ -5,6 +5,7 @@
 use Omise\Payment\Service\CreditMemoService;
 use Magento\Sales\Model\Order;
 
+#[\AllowDynamicProperties]
 class RefundSyncStatus
 {
     public function __construct(CreditMemoService $creditMemoService)
diff --git a/Model/SyncStatus.php b/Model/SyncStatus.php
index 766fb35b7..d022358c9 100644
--- a/Model/SyncStatus.php
+++ b/Model/SyncStatus.php
@@ -8,6 +8,7 @@
 use Omise\Payment\Model\Config\Cc as Config;
 use Omise\Payment\Model\RefundSyncStatus;
 
+#[\AllowDynamicProperties]
 class SyncStatus
 {
     const STATUS_SUCCESSFUL = 'successful';
diff --git a/Observer/WebhookObserver/WebhookObserver.php b/Observer/WebhookObserver/WebhookObserver.php
index 0e0fac8bb..c4e341b7a 100644
--- a/Observer/WebhookObserver/WebhookObserver.php
+++ b/Observer/WebhookObserver/WebhookObserver.php
@@ -10,6 +10,7 @@
 use Omise\Payment\Model\Config\Config;
 use Omise\Payment\Model\Api\Charge as ApiCharge;
 
+#[\AllowDynamicProperties]
 abstract class WebhookObserver implements ObserverInterface
 {
     /**
diff --git a/Plugin/ConfigSectionPaymentPlugin.php b/Plugin/ConfigSectionPaymentPlugin.php
index de0778cd6..038f4672e 100644
--- a/Plugin/ConfigSectionPaymentPlugin.php
+++ b/Plugin/ConfigSectionPaymentPlugin.php
@@ -12,6 +12,7 @@
 use Magento\Framework\App\Config\ScopeConfigInterface;
 use Exception;
 
+#[\AllowDynamicProperties]
 class ConfigSectionPaymentPlugin
 {
 
diff --git a/Service/CreditMemoService.php b/Service/CreditMemoService.php
index b9597e683..0932f5efe 100644
--- a/Service/CreditMemoService.php
+++ b/Service/CreditMemoService.php
@@ -6,6 +6,7 @@
 use Magento\Sales\Model\Order\Invoice;
 use Magento\Sales\Model\Service\CreditmemoService as MagentoCreditmemoService;
 
+#[\AllowDynamicProperties]
 class CreditMemoService
 {
     /**
diff --git a/composer.json b/composer.json
index bf0fdc560..d623b0616 100644
--- a/composer.json
+++ b/composer.json
@@ -9,14 +9,14 @@
             "email": "support@omise.co"
         }
     ],
-    "version": "3.7.1",
+    "version": "3.8.0",
     "minimum-stability": "stable",
     "type": "magento2-module",
     "license": "MIT",
     "require": {
         "php": ">=5.6",
         "magento/magento-composer-installer": ">=0.3.0",
-        "omise/omise-php": "2.16.1"
+        "omise/omise-php": "2.18.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.7 || ^9.5",
diff --git a/etc/module.xml b/etc/module.xml
index 246d3d644..67af4b33b 100644
--- a/etc/module.xml
+++ b/etc/module.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
-    <module name="Omise_Payment" setup_version="3.7.1">
+    <module name="Omise_Payment" setup_version="3.8.0">
       <sequence>
         <module name="Magento_Sales"/>
         <module name="Magento_Payment"/>