diff --git a/tests/has_property_after_dispose.phpt b/tests/has_property_after_dispose.phpt
index 02ee623..4f84725 100644
--- a/tests/has_property_after_dispose.phpt
+++ b/tests/has_property_after_dispose.phpt
@@ -5,6 +5,7 @@ Test V8::executeString() : has_property after dispose
 --FILE--
 <?php
 
+#[AllowDynamicProperties]
 class Foo {
 	function callMe($x) {
 		var_dump(property_exists($x, 'bla'));
diff --git a/tests/issue_250_001.phpt b/tests/issue_250_001.phpt
index 48bd5e4..f5c195a 100644
--- a/tests/issue_250_001.phpt
+++ b/tests/issue_250_001.phpt
@@ -5,6 +5,7 @@ Test V8::executeString() : Issue #250 (early free of array)
 --FILE--
 <?php
 
+#[AllowDynamicProperties]
 class TestObject {
 
     private $data = [];
@@ -55,9 +56,9 @@ try {
 ?>
 ===EOF===
 --EXPECTF--
-Fatal error: Uncaught Error: Attempt to modify property "b" on null in %s%eissue_250_001.php:9
+Fatal error: Uncaught Error: Attempt to modify property "b" on null in %s%eissue_250_001.php:10
 Stack trace:
 #0 [internal function]: TestObject->setTitle('ouch')
-#1 %s%eissue_250_001.php(44): V8Js->executeString('    var v1 = se...')
+#1 %s%eissue_250_001.php(45): V8Js->executeString('    var v1 = se...')
 #2 {main}
-  thrown in %s%eissue_250_001.php on line 9
+  thrown in %s%eissue_250_001.php on line 10
diff --git a/tests/property_visibility-has-property.phpt b/tests/property_visibility-has-property.phpt
index 1fdb5df..06b7f11 100644
--- a/tests/property_visibility-has-property.phpt
+++ b/tests/property_visibility-has-property.phpt
@@ -5,6 +5,7 @@ Test V8::executeString() : Property visibility - has property
 --FILE--
 <?php
 
+#[AllowDynamicProperties]
 class Foo {
 	private $privBar = "privBar";
 	protected $protBar = "protBar";
diff --git a/tests/property_visibility-set.phpt b/tests/property_visibility-set.phpt
index 99a151f..c7c8369 100644
--- a/tests/property_visibility-set.phpt
+++ b/tests/property_visibility-set.phpt
@@ -5,6 +5,7 @@ Test V8::executeString() : Property visibility - set
 --FILE--
 <?php
 
+#[AllowDynamicProperties]
 class Foo {
 	private $privBar = "privBar";
 	protected $protBar = "protBar";
diff --git a/tests/use_after_dispose.phpt b/tests/use_after_dispose.phpt
index ac927ca..b24754a 100644
--- a/tests/use_after_dispose.phpt
+++ b/tests/use_after_dispose.phpt
@@ -5,6 +5,7 @@ Test V8::executeString() : Use after dispose
 --FILE--
 <?php
 
+#[AllowDynamicProperties]
 class Foo {
 	function callMe($x) {
 		var_dump($x);
diff --git a/v8js_class.cc b/v8js_class.cc
index bfe44f1..5b5ac51 100644
--- a/v8js_class.cc
+++ b/v8js_class.cc
@@ -34,6 +34,7 @@ extern "C" {
 #include "zend_closures.h"
 #include "ext/spl/spl_exceptions.h"
 #include "zend_exceptions.h"
+#include "zend_attributes.h"
 }
 
 #define PHP_V8JS_SCRIPT_RES_NAME "V8Js script"
@@ -1059,6 +1060,14 @@ PHP_MINIT_FUNCTION(v8js_class) /* {{{ */
 	php_ce_v8js = zend_register_internal_class(&ce);
 	php_ce_v8js->create_object = v8js_new;
 
+#if PHP_VERSION_ID >= 80200
+	php_ce_v8js->ce_flags |= ZEND_ACC_ALLOW_DYNAMIC_PROPERTIES;
+
+	zend_string *attribute_name_AllowDynamicProperties_class_V8Js = zend_string_init_interned("AllowDynamicProperties", sizeof("AllowDynamicProperties") - 1, 1);
+	zend_add_class_attribute(php_ce_v8js, attribute_name_AllowDynamicProperties_class_V8Js, 0);
+	zend_string_release(attribute_name_AllowDynamicProperties_class_V8Js);
+#endif
+
 	/* V8Js handlers */
 	memcpy(&v8js_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
 	v8js_object_handlers.clone_obj = NULL;
diff --git a/v8js_v8object_class.cc b/v8js_v8object_class.cc
index ff1495c..7bc4b4f 100644
--- a/v8js_v8object_class.cc
+++ b/v8js_v8object_class.cc
@@ -29,6 +29,7 @@ extern "C"
 #include "zend_closures.h"
 #include "ext/spl/spl_exceptions.h"
 #include "zend_exceptions.h"
+#include "zend_attributes.h"
 }
 
 /* {{{ Class Entries */
@@ -899,11 +900,27 @@ PHP_MINIT_FUNCTION(v8js_v8object_class) /* {{{ */
 	php_ce_v8object->ce_flags |= ZEND_ACC_FINAL;
 	php_ce_v8object->create_object = v8js_v8object_new;
 
+#if PHP_VERSION_ID >= 80200
+	php_ce_v8object->ce_flags |= ZEND_ACC_ALLOW_DYNAMIC_PROPERTIES;
+
+	zend_string *attribute_name_AllowDynamicProperties_class_v8object = zend_string_init_interned("AllowDynamicProperties", sizeof("AllowDynamicProperties") - 1, 1);
+	zend_add_class_attribute(php_ce_v8object, attribute_name_AllowDynamicProperties_class_v8object, 0);
+	zend_string_release(attribute_name_AllowDynamicProperties_class_v8object);
+#endif
+
 	/* V8Function Class */
 	INIT_CLASS_ENTRY(ce, "V8Function", v8js_v8function_methods);
 	php_ce_v8function = zend_register_internal_class(&ce);
 	php_ce_v8function->ce_flags |= ZEND_ACC_FINAL;
 	php_ce_v8function->create_object = v8js_v8object_new;
+	
+#if PHP_VERSION_ID >= 80200
+	php_ce_v8function->ce_flags |= ZEND_ACC_ALLOW_DYNAMIC_PROPERTIES;
+
+	zend_string *attribute_name_AllowDynamicProperties_class_v8function = zend_string_init_interned("AllowDynamicProperties", sizeof("AllowDynamicProperties") - 1, 1);
+	zend_add_class_attribute(php_ce_v8function, attribute_name_AllowDynamicProperties_class_v8function, 0);
+	zend_string_release(attribute_name_AllowDynamicProperties_class_v8function);
+#endif
 
 	/* V8Generator Class */
 	INIT_CLASS_ENTRY(ce, "V8Generator", v8js_v8generator_methods);