diff --git a/src/Symfony/Component/Messenger/Command/FailedMessagesRemoveCommand.php b/src/Symfony/Component/Messenger/Command/FailedMessagesRemoveCommand.php
index 34243b3d35c0..4c708fbc4f22 100644
--- a/src/Symfony/Component/Messenger/Command/FailedMessagesRemoveCommand.php
+++ b/src/Symfony/Component/Messenger/Command/FailedMessagesRemoveCommand.php
@@ -74,11 +74,11 @@ private function removeMessages(string $failureTransportName, array $ids, Receiv
         }
 
         foreach ($ids as $id) {
-            $this->phpSerializer?->enableClassNotFoundCreation();
+            $this->phpSerializer?->acceptPhpIncompleteClass();
             try {
                 $envelope = $receiver->find($id);
             } finally {
-                $this->phpSerializer?->enableClassNotFoundCreation(false);
+                $this->phpSerializer?->rejectPhpIncompleteClass();
             }
 
             if (null === $envelope) {
diff --git a/src/Symfony/Component/Messenger/Command/FailedMessagesRetryCommand.php b/src/Symfony/Component/Messenger/Command/FailedMessagesRetryCommand.php
index ed7c3fa5ac7d..df007540c4e2 100644
--- a/src/Symfony/Component/Messenger/Command/FailedMessagesRetryCommand.php
+++ b/src/Symfony/Component/Messenger/Command/FailedMessagesRetryCommand.php
@@ -135,14 +135,14 @@ private function runInteractive(string $failureTransportName, SymfonyStyle $io,
             // handling the message
             while (true) {
                 $envelopes = [];
-                $this->phpSerializer?->enableClassNotFoundCreation();
+                $this->phpSerializer?->acceptPhpIncompleteClass();
                 try {
                     foreach ($receiver->all(1) as $envelope) {
                         ++$count;
                         $envelopes[] = $envelope;
                     }
                 } finally {
-                    $this->phpSerializer?->enableClassNotFoundCreation(false);
+                    $this->phpSerializer?->rejectPhpIncompleteClass();
                 }
 
                 // break the loop if all messages are consumed
@@ -212,11 +212,11 @@ private function retrySpecificIds(string $failureTransportName, array $ids, Symf
         }
 
         foreach ($ids as $id) {
-            $this->phpSerializer?->enableClassNotFoundCreation();
+            $this->phpSerializer?->acceptPhpIncompleteClass();
             try {
                 $envelope = $receiver->find($id);
             } finally {
-                $this->phpSerializer?->enableClassNotFoundCreation(false);
+                $this->phpSerializer?->rejectPhpIncompleteClass();
             }
             if (null === $envelope) {
                 throw new RuntimeException(sprintf('The message "%s" was not found.', $id));
diff --git a/src/Symfony/Component/Messenger/Command/FailedMessagesShowCommand.php b/src/Symfony/Component/Messenger/Command/FailedMessagesShowCommand.php
index df9c308223e2..5a6eb1fb930d 100644
--- a/src/Symfony/Component/Messenger/Command/FailedMessagesShowCommand.php
+++ b/src/Symfony/Component/Messenger/Command/FailedMessagesShowCommand.php
@@ -96,7 +96,7 @@ private function listMessages(?string $failedTransportName, SymfonyStyle $io, in
             $io->comment(sprintf('Displaying only \'%s\' messages', $classFilter));
         }
 
-        $this->phpSerializer?->enableClassNotFoundCreation();
+        $this->phpSerializer?->acceptPhpIncompleteClass();
         try {
             foreach ($envelopes as $envelope) {
                 $currentClassName = \get_class($envelope->getMessage());
@@ -118,7 +118,7 @@ private function listMessages(?string $failedTransportName, SymfonyStyle $io, in
                 ];
             }
         } finally {
-            $this->phpSerializer?->enableClassNotFoundCreation(false);
+            $this->phpSerializer?->rejectPhpIncompleteClass();
         }
 
         $rowsCount = \count($rows);
@@ -148,7 +148,7 @@ private function listMessagesPerClass(?string $failedTransportName, SymfonyStyle
 
         $countPerClass = [];
 
-        $this->phpSerializer?->enableClassNotFoundCreation();
+        $this->phpSerializer?->acceptPhpIncompleteClass();
         try {
             foreach ($envelopes as $envelope) {
                 $c = \get_class($envelope->getMessage());
@@ -160,7 +160,7 @@ private function listMessagesPerClass(?string $failedTransportName, SymfonyStyle
                 ++$countPerClass[$c][1];
             }
         } finally {
-            $this->phpSerializer?->enableClassNotFoundCreation(false);
+            $this->phpSerializer?->rejectPhpIncompleteClass();
         }
 
         if (0 === \count($countPerClass)) {
@@ -176,11 +176,11 @@ private function showMessage(?string $failedTransportName, string $id, SymfonySt
     {
         /** @var ListableReceiverInterface $receiver */
         $receiver = $this->getReceiver($failedTransportName);
-        $this->phpSerializer?->enableClassNotFoundCreation();
+        $this->phpSerializer?->acceptPhpIncompleteClass();
         try {
             $envelope = $receiver->find($id);
         } finally {
-            $this->phpSerializer?->enableClassNotFoundCreation(false);
+            $this->phpSerializer?->rejectPhpIncompleteClass();
         }
         if (null === $envelope) {
             throw new RuntimeException(sprintf('The message "%s" was not found.', $id));
diff --git a/src/Symfony/Component/Messenger/Tests/Transport/Serialization/PhpSerializerWithClassNotFoundSupportTest.php b/src/Symfony/Component/Messenger/Tests/Transport/Serialization/PhpSerializerWithClassNotFoundSupportTest.php
index 5c3f1fe48e24..7dcdb0eba554 100644
--- a/src/Symfony/Component/Messenger/Tests/Transport/Serialization/PhpSerializerWithClassNotFoundSupportTest.php
+++ b/src/Symfony/Component/Messenger/Tests/Transport/Serialization/PhpSerializerWithClassNotFoundSupportTest.php
@@ -65,7 +65,7 @@ public function testDecodingFailsButCreateClassNotFound()
     protected function createPhpSerializer(): PhpSerializer
     {
         $serializer = new PhpSerializer();
-        $serializer->enableClassNotFoundCreation();
+        $serializer->acceptPhpIncompleteClass();
 
         return $serializer;
     }
diff --git a/src/Symfony/Component/Messenger/Transport/Serialization/PhpSerializer.php b/src/Symfony/Component/Messenger/Transport/Serialization/PhpSerializer.php
index b9a4edb44f85..da08f21d3781 100644
--- a/src/Symfony/Component/Messenger/Transport/Serialization/PhpSerializer.php
+++ b/src/Symfony/Component/Messenger/Transport/Serialization/PhpSerializer.php
@@ -21,11 +21,22 @@
  */
 class PhpSerializer implements SerializerInterface
 {
-    private bool $createClassNotFound = false;
+    private bool $acceptPhpIncompleteClass = false;
 
-    public function enableClassNotFoundCreation(bool $enable = true): void
+    /**
+     * @internal
+     */
+    public function acceptPhpIncompleteClass(): void
+    {
+        $this->acceptPhpIncompleteClass = true;
+    }
+
+    /**
+     * @internal
+     */
+    public function rejectPhpIncompleteClass(): void
     {
-        $this->createClassNotFound = $enable;
+        $this->acceptPhpIncompleteClass = false;
     }
 
     public function decode(array $encodedEnvelope): Envelope
@@ -66,7 +77,7 @@ private function safelyUnserialize(string $contents): Envelope
 
         $signalingException = new MessageDecodingFailedException(sprintf('Could not decode message using PHP serialization: %s.', $contents));
 
-        if ($this->createClassNotFound) {
+        if ($this->acceptPhpIncompleteClass) {
             $prevUnserializeHandler = ini_set('unserialize_callback_func', null);
         } else {
             $prevUnserializeHandler = ini_set('unserialize_callback_func', self::class.'::handleUnserializeCallback');