diff --git a/config/sets/symfony/symfony8/symfony81.php b/config/sets/symfony/symfony8/symfony81.php
new file mode 100644
index 000000000..3c4b47892
--- /dev/null
+++ b/config/sets/symfony/symfony8/symfony81.php
@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+
+// @see https://github.com/symfony/symfony/blob/8.1/UPGRADE-8.1.md
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->import(__DIR__ . '/symfony81/symfony81-serializer.php');
+};
diff --git a/config/sets/symfony/symfony8/symfony81/symfony81-serializer.php b/config/sets/symfony/symfony8/symfony81/symfony81-serializer.php
new file mode 100644
index 000000000..4977762bd
--- /dev/null
+++ b/config/sets/symfony/symfony8/symfony81/symfony81-serializer.php
@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+use Rector\Renaming\Rector\MethodCall\RenameMethodRector;
+use Rector\Renaming\ValueObject\MethodCallRename;
+
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->ruleWithConfiguration(RenameMethodRector::class, [
+        // @see https://github.com/symfony/symfony/blob/8.1/UPGRADE-8.1.md#serializer
+        new MethodCallRename('Symfony\Component\Serializer\Exception\PartialDenormalizationException', 'getErrors', 'getNotNormalizableValueErrors'),
+    ]);
+};
diff --git a/src/Set/SetProvider/Symfony8SetProvider.php b/src/Set/SetProvider/Symfony8SetProvider.php
index 41c120e60..bee95e46b 100644
--- a/src/Set/SetProvider/Symfony8SetProvider.php
+++ b/src/Set/SetProvider/Symfony8SetProvider.php
@@ -23,6 +23,12 @@ public function provide(): array
                 '8.0',
                 __DIR__ . '/../../../config/sets/symfony/symfony8/symfony80/symfony80-security-core.php'
             ),
+            new ComposerTriggeredSet(
+                SetGroup::SYMFONY,
+                'symfony/serializer',
+                '8.1',
+                __DIR__ . '/../../../config/sets/symfony/symfony8/symfony81/symfony81-serializer.php'
+            ),
         ];
     }
 }