diff --git a/src/Bridge/ApiPlatform/Filter/SearchFilter.php b/src/Bridge/ApiPlatform/Filter/SearchFilter.php
index 1cb3be20..467b9ddb 100644
--- a/src/Bridge/ApiPlatform/Filter/SearchFilter.php
+++ b/src/Bridge/ApiPlatform/Filter/SearchFilter.php
@@ -99,7 +99,11 @@ public function filter(TaskListInterface $list, array $filters = []): TaskListIn
                     $list = $list->filter(fn (TaskInterface $task): bool => $value === $task->getState());
                     break;
                 case 'timezone':
-                    $list = $list->filter(fn (TaskInterface $task): bool => null !== $task->getTimezone() && $value === $task->getTimezone()->getName());
+                    $list = $list->filter(function (TaskInterface $task) use ($value): bool {
+                        $timezone = $task->getTimezone();
+
+                        return null !== $timezone && $value === $timezone->getName();
+                    });
                     break;
                 case 'type':
                     $list = $list->filter(fn (TaskInterface $task): bool => $value === get_class($task));
diff --git a/tests/Bridge/ApiPlatform/Filter/SearchFilterTest.php b/tests/Bridge/ApiPlatform/Filter/SearchFilterTest.php
index af68c6b0..69968211 100644
--- a/tests/Bridge/ApiPlatform/Filter/SearchFilterTest.php
+++ b/tests/Bridge/ApiPlatform/Filter/SearchFilterTest.php
@@ -164,7 +164,7 @@ public function testFilterCanFilterOnTaskTimezone(): void
         $task->expects(self::never())->method('getExpression');
         $task->expects(self::never())->method('isQueued');
         $task->expects(self::never())->method('getState');
-        $task->expects(self::exactly(2))->method('getTimezone')->willReturn(new DateTimeZone('UTC'));
+        $task->expects(self::once())->method('getTimezone')->willReturn(new DateTimeZone('UTC'));
 
         $filter = new SearchFilter();
         $list = $filter->filter(new TaskList([$task]), [
diff --git a/tests/EventListener/WorkerLifecycleSubscriberTest.php b/tests/EventListener/WorkerLifecycleSubscriberTest.php
index 18421bf3..6741d265 100644
--- a/tests/EventListener/WorkerLifecycleSubscriberTest.php
+++ b/tests/EventListener/WorkerLifecycleSubscriberTest.php
@@ -88,25 +88,6 @@ public function testSubscriberLogOnWorkerRestartedWithoutExecutedTask(): void
         $workerLifecycleSubscriber->onWorkerRestarted(new WorkerRestartedEvent($worker));
     }
 
-    public function testSubscriberLogOnWorkerRestartedWithoutExecutedTask(): void
-    {
-        $list = $this->createMock(TaskListInterface::class);
-        $list->expects(self::once())->method('count')->willReturn(0);
-
-        $worker = $this->createMock(WorkerInterface::class);
-        $worker->expects(self::once())->method('getFailedTasks')->willReturn($list);
-        $worker->expects(self::once())->method('getLastExecutedTask')->willReturn(null);
-
-        $logger = $this->createMock(LoggerInterface::class);
-        $logger->expects(self::once())->method('info')->with(self::equalTo('The worker has been restarted'), self::equalTo([
-            'failedTasks' => 0,
-            'lastExecutedTask' => null,
-        ]));
-
-        $subscriber = new WorkerLifecycleSubscriber($logger);
-        $subscriber->onWorkerRestarted(new WorkerRestartedEvent($worker));
-    }
-
     public function testSubscriberLogOnWorkerRestarted(): void
     {
         $task = $this->createMock(TaskInterface::class);
@@ -143,26 +124,6 @@ public function testSubscriberLogOnWorkerRunningWithoutExecutedTask(): void
         $workerLifecycleSubscriber->onWorkerRunning(new WorkerRunningEvent($worker));
     }
 
-    public function testSubscriberLogOnWorkerRunningWithoutExecutedTask(): void
-    {
-        $list = $this->createMock(TaskListInterface::class);
-        $list->expects(self::once())->method('count')->willReturn(0);
-
-        $worker = $this->createMock(WorkerInterface::class);
-        $worker->expects(self::once())->method('getFailedTasks')->willReturn($list);
-        $worker->expects(self::once())->method('getLastExecutedTask')->willReturn(null);
-
-        $logger = $this->createMock(LoggerInterface::class);
-        $logger->expects(self::once())->method('info')->with(self::equalTo('The worker is currently running'), self::equalTo([
-            'failedTasks' => 0,
-            'lastExecutedTask' => null,
-            'idle' => false,
-        ]));
-
-        $subscriber = new WorkerLifecycleSubscriber($logger);
-        $subscriber->onWorkerRunning(new WorkerRunningEvent($worker));
-    }
-
     public function testSubscriberLogOnWorkerRunning(): void
     {
         $task = $this->createMock(TaskInterface::class);
@@ -199,25 +160,6 @@ public function testSubscriberLogOnWorkerStartedWithoutExecutedTask(): void
         $workerLifecycleSubscriber->onWorkerStarted(new WorkerStartedEvent($worker));
     }
 
-    public function testSubscriberLogOnWorkerStartedWithoutExecutedTask(): void
-    {
-        $list = $this->createMock(TaskListInterface::class);
-        $list->expects(self::once())->method('count')->willReturn(0);
-
-        $worker = $this->createMock(WorkerInterface::class);
-        $worker->expects(self::once())->method('getFailedTasks')->willReturn($list);
-        $worker->expects(self::once())->method('getLastExecutedTask')->willReturn(null);
-
-        $logger = $this->createMock(LoggerInterface::class);
-        $logger->expects(self::once())->method('info')->with(self::equalTo('The worker has been started'), self::equalTo([
-            'failedTasks' => 0,
-            'lastExecutedTask' => null,
-        ]));
-
-        $subscriber = new WorkerLifecycleSubscriber($logger);
-        $subscriber->onWorkerStarted(new WorkerStartedEvent($worker));
-    }
-
     public function testSubscriberLogOnWorkerStarted(): void
     {
         $task = $this->createMock(TaskInterface::class);
@@ -253,25 +195,6 @@ public function testSubscriberLogOnWorkerStoppedWithoutExecutedTask(): void
         $workerLifecycleSubscriber->onWorkerStopped(new WorkerStoppedEvent($worker));
     }
 
-    public function testSubscriberLogOnWorkerStoppedWithoutExecutedTask(): void
-    {
-        $list = $this->createMock(TaskListInterface::class);
-        $list->expects(self::once())->method('count')->willReturn(0);
-
-        $worker = $this->createMock(WorkerInterface::class);
-        $worker->expects(self::once())->method('getFailedTasks')->willReturn($list);
-        $worker->expects(self::once())->method('getLastExecutedTask')->willReturn(null);
-
-        $logger = $this->createMock(LoggerInterface::class);
-        $logger->expects(self::once())->method('info')->with(self::equalTo('The worker has been stopped'), self::equalTo([
-            'failedTasks' => 0,
-            'lastExecutedTask' => null,
-        ]));
-
-        $subscriber = new WorkerLifecycleSubscriber($logger);
-        $subscriber->onWorkerStopped(new WorkerStoppedEvent($worker));
-    }
-
     public function testSubscriberLogOnWorkerStopped(): void
     {
         $task = $this->createMock(TaskInterface::class);
diff --git a/tests/Serializer/TaskNormalizerTest.php b/tests/Serializer/TaskNormalizerTest.php
index 961b7f06..df09afc6 100644
--- a/tests/Serializer/TaskNormalizerTest.php
+++ b/tests/Serializer/TaskNormalizerTest.php
@@ -952,48 +952,6 @@ public function testChainedTaskWithCommandTaskCanBeDenormalized(): void
         self::assertContains('-vvv', $fooThirdTask->getOptions());
     }
 
-    public function testChainedTaskWithCommandTaskCanBeDenormalized(): void
-    {
-        $objectNormalizer = new ObjectNormalizer(null, null, null, new PropertyInfoExtractor([], [new PhpDocExtractor(), new ReflectionExtractor()]));
-        $notificationTaskBagNormalizer = new NotificationTaskBagNormalizer($objectNormalizer);
-
-        $serializer = new Serializer([
-            $notificationTaskBagNormalizer,
-            new TaskNormalizer(new DateTimeNormalizer(), new DateTimeZoneNormalizer(), new DateIntervalNormalizer(), $objectNormalizer, $notificationTaskBagNormalizer),
-            new DateTimeNormalizer(),
-            new DateIntervalNormalizer(),
-            new JsonSerializableNormalizer(),
-            $objectNormalizer,
-        ], [new JsonEncoder()]);
-        $objectNormalizer->setSerializer($serializer);
-
-        $data = $serializer->serialize(new ChainedTask(
-            'foo',
-            new ShellTask('bar', ['echo', 'Symfony']),
-            new CommandTask('foo_second', 'cache:clear', [], ['--no-warmup']),
-            new CommandTask('foo_third', 'cache:clear', [], ['--no-warmup'])
-        ), 'json');
-        $task = $serializer->deserialize($data, TaskInterface::class, 'json');
-
-        self::assertInstanceOf(ChainedTask::class, $task);
-        self::assertNotEmpty($task->getTasks());
-        self::assertCount(3, $task->getTasks());
-        self::assertInstanceOf(ShellTask::class, $task->getTask(0));
-        self::assertSame('bar', $task->getTask(0)->getName());
-
-        self::assertInstanceOf(CommandTask::class, $task->getTask(1));
-        self::assertSame('foo_second', $task->getTask(1)->getName());
-        self::assertSame('cache:clear', $task->getTask(1)->getCommand());
-        self::assertEmpty($task->getTask(1)->getArguments());
-        self::assertNotEmpty($task->getTask(1)->getOptions());
-
-        self::assertInstanceOf(CommandTask::class, $task->getTask(2));
-        self::assertSame('foo_third', $task->getTask(2)->getName());
-        self::assertSame('cache:clear', $task->getTask(2)->getCommand());
-        self::assertEmpty($task->getTask(2)->getArguments());
-        self::assertNotEmpty($task->getTask(2)->getOptions());
-    }
-
     public function testShellTaskWithBeforeSchedulingNotificationTaskBagCanBeNormalized(): void
     {
         $objectNormalizer = new ObjectNormalizer(null, null, null, new PropertyInfoExtractor([], [new PhpDocExtractor(), new ReflectionExtractor()]));