diff --git a/CHANGELOG.md b/CHANGELOG.md
index b918b272a..e6b4b0a22 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 # Changelog
 All notable changes to this project will be documented in this file.
 
+## [4.2.2] - 2024-04-25
+
+* Add return types to `FindAndModifyCommandSubscriber`, used by `firstOrCreate` by @wivaku in [#2913](https://github.com/mongodb/laravel-mongodb/pull/2913)
+
 ## [4.2.1] - 2024-04-25
 
 * Set timestamps when using `Model::createOrFirst()` by @GromNaN in [#2905](https://github.com/mongodb/laravel-mongodb/pull/2905)
diff --git a/src/Internal/FindAndModifyCommandSubscriber.php b/src/Internal/FindAndModifyCommandSubscriber.php
index 55b13436b..335e05562 100644
--- a/src/Internal/FindAndModifyCommandSubscriber.php
+++ b/src/Internal/FindAndModifyCommandSubscriber.php
@@ -19,15 +19,15 @@ final class FindAndModifyCommandSubscriber implements CommandSubscriber
 {
     public bool $created;
 
-    public function commandFailed(CommandFailedEvent $event)
+    public function commandFailed(CommandFailedEvent $event): void
     {
     }
 
-    public function commandStarted(CommandStartedEvent $event)
+    public function commandStarted(CommandStartedEvent $event): void
     {
     }
 
-    public function commandSucceeded(CommandSucceededEvent $event)
+    public function commandSucceeded(CommandSucceededEvent $event): void
     {
         $this->created = ! $event->getReply()->lastErrorObject->updatedExisting;
     }