diff --git a/src/PropertyDescriber/ArrayPropertyDescriber.php b/src/PropertyDescriber/ArrayPropertyDescriber.php
index 2fcf7a0e5..89f528dd6 100644
--- a/src/PropertyDescriber/ArrayPropertyDescriber.php
+++ b/src/PropertyDescriber/ArrayPropertyDescriber.php
@@ -17,6 +17,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class ArrayPropertyDescriber implements PropertyDescriberInterface, ModelRegistryAwareInterface, PropertyDescriberAwareInterface
 {
     use ModelRegistryAwareTrait;
diff --git a/src/PropertyDescriber/BooleanPropertyDescriber.php b/src/PropertyDescriber/BooleanPropertyDescriber.php
index 32c522ccc..7d28b459e 100644
--- a/src/PropertyDescriber/BooleanPropertyDescriber.php
+++ b/src/PropertyDescriber/BooleanPropertyDescriber.php
@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class BooleanPropertyDescriber implements PropertyDescriberInterface
 {
     /**
diff --git a/src/PropertyDescriber/CompoundPropertyDescriber.php b/src/PropertyDescriber/CompoundPropertyDescriber.php
index cac6fd0f7..71c4dfc47 100644
--- a/src/PropertyDescriber/CompoundPropertyDescriber.php
+++ b/src/PropertyDescriber/CompoundPropertyDescriber.php
@@ -17,6 +17,9 @@
 use OpenApi\Annotations as OA;
 use OpenApi\Generator;
 
+/**
+ * @final
+ */
 class CompoundPropertyDescriber implements PropertyDescriberInterface, ModelRegistryAwareInterface, PropertyDescriberAwareInterface
 {
     use ModelRegistryAwareTrait;
diff --git a/src/PropertyDescriber/DateTimePropertyDescriber.php b/src/PropertyDescriber/DateTimePropertyDescriber.php
index fc452ead6..0ef0c37d3 100644
--- a/src/PropertyDescriber/DateTimePropertyDescriber.php
+++ b/src/PropertyDescriber/DateTimePropertyDescriber.php
@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class DateTimePropertyDescriber implements PropertyDescriberInterface
 {
     /**
diff --git a/src/PropertyDescriber/FloatPropertyDescriber.php b/src/PropertyDescriber/FloatPropertyDescriber.php
index 6b95ec7ac..5a76877c0 100644
--- a/src/PropertyDescriber/FloatPropertyDescriber.php
+++ b/src/PropertyDescriber/FloatPropertyDescriber.php
@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class FloatPropertyDescriber implements PropertyDescriberInterface
 {
     /**
diff --git a/src/PropertyDescriber/IntegerPropertyDescriber.php b/src/PropertyDescriber/IntegerPropertyDescriber.php
index 0d503e366..d2cc7fd10 100644
--- a/src/PropertyDescriber/IntegerPropertyDescriber.php
+++ b/src/PropertyDescriber/IntegerPropertyDescriber.php
@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class IntegerPropertyDescriber implements PropertyDescriberInterface
 {
     /**
diff --git a/src/PropertyDescriber/ObjectPropertyDescriber.php b/src/PropertyDescriber/ObjectPropertyDescriber.php
index 46ec33894..ac1f14be2 100644
--- a/src/PropertyDescriber/ObjectPropertyDescriber.php
+++ b/src/PropertyDescriber/ObjectPropertyDescriber.php
@@ -18,6 +18,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class ObjectPropertyDescriber implements PropertyDescriberInterface, ModelRegistryAwareInterface
 {
     use ModelRegistryAwareTrait;
diff --git a/src/PropertyDescriber/StringPropertyDescriber.php b/src/PropertyDescriber/StringPropertyDescriber.php
index 21bfa726f..8e965728f 100644
--- a/src/PropertyDescriber/StringPropertyDescriber.php
+++ b/src/PropertyDescriber/StringPropertyDescriber.php
@@ -14,6 +14,9 @@
 use OpenApi\Annotations as OA;
 use Symfony\Component\PropertyInfo\Type;
 
+/**
+ * @final
+ */
 class StringPropertyDescriber implements PropertyDescriberInterface
 {
     /**