diff --git a/components/validator/resources.rst b/components/validator/resources.rst
index a7cf3678c9d..1455c2518bc 100644
--- a/components/validator/resources.rst
+++ b/components/validator/resources.rst
@@ -147,17 +147,21 @@ can slow down your application because each file needs to be parsed, validated
and converted into a :class:`Symfony\\Component\\Validator\\Mapping\\ClassMetadata`
instance.
-To solve this problem, call the :method:`Symfony\\Component\\Validator\\ValidatorBuilder::setMetadataCache`
+To solve this problem, call the :method:`Symfony\\Component\\Validator\\ValidatorBuilder::setMappingCache`
method of the Validator builder and pass your own caching class (which must
-implement :class:`Symfony\\Component\\Validator\\Mapping\\Cache\\CacheInterface`)::
+implement the PSR-6 interface :class:`Psr\\Cache\\CacheItemPoolInterface`)::
use Symfony\Component\Validator\Validation;
$validator = Validation::createValidatorBuilder()
// ... add loaders
- ->setMetadataCache(new SomeImplementCacheInterface());
+ ->setMappingCache(new SomePsr6Cache());
->getValidator();
+.. versionadded:: 4.4
+
+ Support for PSR-6 compatible mapping caches was introduced in Symfony 4.4.
+
.. note::
The loaders already use a singleton load mechanism. That means that the
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