diff --git a/composer.json b/composer.json
index 309c1c8f..805a6322 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
         "asyncphp/doorman": "^4"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.6",
+        "phpunit/phpunit": "^11.3",
         "squizlabs/php_codesniffer": "^3.7",
         "silverstripe/standards": "^1",
         "phpstan/extension-installer": "^1.3"
diff --git a/tests/Jobs/DoormanQueuedJobTaskTest.php b/tests/Jobs/DoormanQueuedJobTaskTest.php
index 3b5014e0..ab1aebc6 100644
--- a/tests/Jobs/DoormanQueuedJobTaskTest.php
+++ b/tests/Jobs/DoormanQueuedJobTaskTest.php
@@ -6,16 +6,17 @@
 use Symbiote\QueuedJobs\DataObjects\QueuedJobDescriptor;
 use Symbiote\QueuedJobs\Jobs\DoormanQueuedJobTask;
 use Symbiote\QueuedJobs\Services\QueuedJob;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 class DoormanQueuedJobTaskTest extends SapphireTest
 {
     protected static $fixture_file = 'DoormanQueuedJobTaskTest.yml';
 
     /**
-     * @dataProvider canRunTaskProvider
      * @param string $status
      * @param bool $expected
      */
+    #[DataProvider('canRunTaskProvider')]
     public function testCanRunTask($status, $expected)
     {
         /** @var QueuedJobDescriptor $descriptor */
@@ -30,7 +31,7 @@ public function testCanRunTask($status, $expected)
     /**
      * @return array[]
      */
-    public function canRunTaskProvider()
+    public static function canRunTaskProvider()
     {
         return [
             [QueuedJob::STATUS_NEW, true],
@@ -41,10 +42,10 @@ public function canRunTaskProvider()
     }
 
     /**
-     * @dataProvider isCancelledProvider
      * @param string $status
      * @param bool $expected
      */
+    #[DataProvider('isCancelledProvider')]
     public function testIsCancelled($status, $expected)
     {
         /** @var QueuedJobDescriptor $descriptor */
@@ -59,7 +60,7 @@ public function testIsCancelled($status, $expected)
     /**
      * @return array[]
      */
-    public function isCancelledProvider()
+    public static function isCancelledProvider()
     {
         return [
             [QueuedJob::STATUS_CANCELLED, true],
diff --git a/tests/MaintenanceLockTest.php b/tests/MaintenanceLockTest.php
index c6dcd9d5..97b5bdc8 100644
--- a/tests/MaintenanceLockTest.php
+++ b/tests/MaintenanceLockTest.php
@@ -5,6 +5,7 @@
 use SilverStripe\Control\Director;
 use SilverStripe\Core\Config\Config;
 use Symbiote\QueuedJobs\Services\QueuedJobService;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 /**
  * Class MaintenanceLockTest
@@ -17,8 +18,8 @@ class MaintenanceLockTest extends AbstractTest
      * @param $lockFileEnabled
      * @param $fileExists
      * @param $lockActive
-     * @dataProvider maintenanceCaseProvider
      */
+    #[DataProvider('maintenanceCaseProvider')]
     public function testEnableMaintenanceIfActive($lockFileEnabled, $fileExists, $lockActive)
     {
         $fileName = 'test-lock.txt';
@@ -41,7 +42,7 @@ public function testEnableMaintenanceIfActive($lockFileEnabled, $fileExists, $lo
     /**
      * @return array
      */
-    public function maintenanceCaseProvider()
+    public static function maintenanceCaseProvider()
     {
         return [
             [
diff --git a/tests/QueuedJobRuleTest.php b/tests/QueuedJobRuleTest.php
index e1ed7574..a2535415 100644
--- a/tests/QueuedJobRuleTest.php
+++ b/tests/QueuedJobRuleTest.php
@@ -4,6 +4,7 @@
 
 use SilverStripe\Dev\SapphireTest;
 use Symbiote\QueuedJobs\DataObjects\QueuedJobRule;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 class QueuedJobRuleTest extends SapphireTest
 {
@@ -11,8 +12,8 @@ class QueuedJobRuleTest extends SapphireTest
      * @param string $property
      * @param mixed $value
      * @param mixed $expected
-     * @dataProvider ruleGetterProvider
      */
+    #[DataProvider('ruleGetterProvider')]
     public function testQueueRuleGetters($property, $value, $expected)
     {
         $rule = QueuedJobRule::create();
@@ -21,7 +22,7 @@ public function testQueueRuleGetters($property, $value, $expected)
         $this->assertSame($expected, $rule->{$property});
     }
 
-    public function ruleGetterProvider(): array
+    public static function ruleGetterProvider(): array
     {
         return [
             ['Processes', null, 1],
diff --git a/tests/QueuedJobsAdminTest.php b/tests/QueuedJobsAdminTest.php
index b9bb11f4..c9669a1c 100644
--- a/tests/QueuedJobsAdminTest.php
+++ b/tests/QueuedJobsAdminTest.php
@@ -17,7 +17,6 @@
 /**
  * Tests for the QueuedJobsAdmin ModelAdmin clas
  *
- * @coversDefaultClass \Symbiote\QueuedJobs\Controllers\QueuedJobsAdmin
  * @package queuedjobs
  * @author  Robbie Averill <robbie@silverstripe.com>
  */
@@ -73,8 +72,6 @@ public function testConstructorParamsShouldBeATextarea()
     /**
      * Ensure that when a multi-line value is entered for JobParams, it is split by new line and each value
      * passed to the constructor of the JobType that is created by the reflection in createjob()
-     *
-     * @covers ::createjob
      */
     public function testCreateJobWithConstructorParams()
     {
@@ -95,9 +92,6 @@ public function testCreateJobWithConstructorParams()
         $this->admin->createjob($form->getData(), $form);
     }
 
-    /**
-     * @covers ::createjob
-     */
     public function testCreateJobWithStartAfterOption()
     {
         $startTimeAfter = DBDatetime::now();
diff --git a/tests/QueuedJobsTest.php b/tests/QueuedJobsTest.php
index 492ce41a..ded7d061 100644
--- a/tests/QueuedJobsTest.php
+++ b/tests/QueuedJobsTest.php
@@ -18,6 +18,7 @@
 use Symbiote\QueuedJobs\Tests\QueuedJobsTest\TestExceptingJob;
 use Symbiote\QueuedJobs\Tests\QueuedJobsTest\TestQJService;
 use Symbiote\QueuedJobs\Tests\QueuedJobsTest\TestQueuedJob;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 /**
  * @author Marcus Nyeholt <marcus@symbiote.com.au>
@@ -745,8 +746,8 @@ public function testGrabMutex(): void
      * @param array $jobs
      * @param int $expected
      * @throws ValidationException
-     * @dataProvider jobsProvider
      */
+    #[DataProvider('jobsProvider')]
     public function testBrokenJobNotification(array $jobs, int $expected): void
     {
         /** @var QueuedJobDescriptor $descriptor */
@@ -775,8 +776,8 @@ public function testBrokenJobNotification(array $jobs, int $expected): void
      * @param int $expected
      * @throws ValidationException
      * @throws Exception
-     * @dataProvider healthCheckProvider
      */
+    #[DataProvider('healthCheckProvider')]
     public function testExcludeTasksFromHealthCheck(string $jobClass, int $expected): void
     {
         $service = $this->getService();
@@ -801,7 +802,7 @@ public function testExcludeTasksFromHealthCheck(string $jobClass, int $expected)
         );
     }
 
-    public function jobsProvider(): array
+    public static function jobsProvider(): array
     {
         return [
             [
@@ -823,7 +824,7 @@ public function jobsProvider(): array
         ];
     }
 
-    public function healthCheckProvider(): array
+    public static function healthCheckProvider(): array
     {
         return [
             [TestExceptingJob::class, 1],