diff --git a/CHANGELOG.md b/CHANGELOG.md
index 08c7c3c..e15b71c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 ### Deprecated
 
 ### Removed
+- Stop using Prophecy (#676)
 
 ### Fixed
 - Avoid race condition on case-insensitive filesystems (#657)
diff --git a/Tests/Unit/Controller/TeaControllerTest.php b/Tests/Unit/Controller/TeaControllerTest.php
index 1331d9d..63ffd10 100644
--- a/Tests/Unit/Controller/TeaControllerTest.php
+++ b/Tests/Unit/Controller/TeaControllerTest.php
@@ -5,9 +5,6 @@ declare(strict_types=1);
 namespace TTN\Tea\Tests\Unit\Controller;
 
 use PHPUnit\Framework\MockObject\MockObject;
-use Prophecy\PhpUnit\ProphecyTrait;
-use Prophecy\Prophecy\ObjectProphecy;
-use Prophecy\Prophecy\ProphecySubjectInterface;
 use TTN\Tea\Controller\TeaController;
 use TTN\Tea\Domain\Model\Product\Tea;
 use TTN\Tea\Domain\Repository\Product\TeaRepository;
@@ -23,22 +20,20 @@ use TYPO3\TestingFramework\Core\Unit\UnitTestCase;
  */
 class TeaControllerTest extends UnitTestCase
 {
-    use ProphecyTrait;
-
     /**
      * @var TeaController&MockObject&AccessibleObjectInterface
      */
     private TeaController $subject;
 
     /**
-     * @var ObjectProphecy<TemplateView>
+     * @var TemplateView&MockObject
      */
-    private ObjectProphecy $viewProphecy;
+    private TemplateView $viewMock;
 
     /**
-     * @var ObjectProphecy<TeaRepository>
+     * @var TeaRepository&MockObject
      */
-    private ObjectProphecy $teaRepositoryProphecy;
+    private TeaRepository $teaRepositoryMock;
 
     protected function setUp(): void
     {
@@ -50,17 +45,14 @@ class TeaControllerTest extends UnitTestCase
             ['forward', 'redirect', 'redirectToUri', 'htmlResponse']
         );
 
-        $this->viewProphecy = $this->prophesize(TemplateView::class);
-        $view = $this->viewProphecy->reveal();
-        $this->subject->_set('view', $view);
+        $this->viewMock = $this->createMock(TemplateView::class);
+        $this->subject->_set('view', $this->viewMock);
 
-        $this->teaRepositoryProphecy = $this->prophesize(TeaRepository::class);
-        /** @var TeaRepository&ProphecySubjectInterface $teaRepository */
-        $teaRepository = $this->teaRepositoryProphecy->reveal();
-        $this->subject->injectTeaRepository($teaRepository);
+        $this->teaRepositoryMock = $this->getMockBuilder(TeaRepository::class)->disableOriginalConstructor()->getMock();
+        $this->subject->injectTeaRepository($this->teaRepositoryMock);
 
-        $response = $this->prophesize(HtmlResponse::class)->reveal();
-        $this->subject->method('htmlResponse')->willReturn($response);
+        $responseMock = $this->createMock(HtmlResponse::class);
+        $this->subject->method('htmlResponse')->willReturn($responseMock);
     }
 
     /**
@@ -76,10 +68,9 @@ class TeaControllerTest extends UnitTestCase
      */
     public function indexActionAssignsAllTeaAsTeasToView(): void
     {
-        $teas = $this->prophesize(QueryResultInterface::class)->reveal();
-        $this->teaRepositoryProphecy->findAll()->willReturn($teas);
-        $this->viewProphecy->assign('teas', $teas)->shouldBeCalled();
-        $this->viewProphecy->render()->willReturn('');
+        $teas = $this->createMock(QueryResultInterface::class);
+        $this->teaRepositoryMock->method('findAll')->willReturn($teas);
+        $this->viewMock->expects(self::once())->method('assign')->with('teas', $teas);
 
         self::assertInstanceOf(
             HtmlResponse::class,
@@ -93,8 +84,7 @@ class TeaControllerTest extends UnitTestCase
     public function showActionAssignsPassedTeaAsTeaToView(): void
     {
         $tea = new Tea();
-        $this->viewProphecy->assign('tea', $tea)->shouldBeCalled();
-        $this->viewProphecy->render()->willReturn('');
+        $this->viewMock->expects(self::once())->method('assign')->with('tea', $tea);
 
         self::assertInstanceOf(
             HtmlResponse::class,
diff --git a/Tests/Unit/Domain/Repository/Product/TeaRepositoryTest.php b/Tests/Unit/Domain/Repository/Product/TeaRepositoryTest.php
index 8d9650f..22cadbf 100644
--- a/Tests/Unit/Domain/Repository/Product/TeaRepositoryTest.php
+++ b/Tests/Unit/Domain/Repository/Product/TeaRepositoryTest.php
@@ -4,7 +4,6 @@ declare(strict_types=1);
 
 namespace TTN\Tea\Tests\Unit\Domain\Repository\Product;
 
-use Prophecy\PhpUnit\ProphecyTrait;
 use TTN\Tea\Domain\Repository\Product\TeaRepository;
 use TYPO3\CMS\Extbase\Object\ObjectManagerInterface;
 use TYPO3\CMS\Extbase\Persistence\Repository;
@@ -15,8 +14,6 @@ use TYPO3\TestingFramework\Core\Unit\UnitTestCase;
  */
 class TeaRepositoryTest extends UnitTestCase
 {
-    use ProphecyTrait;
-
     private TeaRepository $subject;
 
     protected function setUp(): void
@@ -24,7 +21,7 @@ class TeaRepositoryTest extends UnitTestCase
         parent::setUp();
 
         if (\interface_exists(ObjectManagerInterface::class)) {
-            $objectManager = $this->prophesize(ObjectManagerInterface::class)->reveal();
+            $objectManager = $this->createMock(ObjectManagerInterface::class);
             // @phpstan-ignore-next-line This line is 11LTS-specific, but we're running PHPStan on TYPO3 12.
             $this->subject = new TeaRepository($objectManager);
         } else {
diff --git a/composer.json b/composer.json
index a8931a2..728d189 100644
--- a/composer.json
+++ b/composer.json
@@ -39,10 +39,7 @@
 		"ergebnis/composer-normalize": "^2.28.3",
 		"friendsofphp/php-cs-fixer": "^3.13.0",
 		"helmich/typo3-typoscript-lint": "^3.0.0",
-		"jangregor/phpstan-prophecy": "^1.0.0",
 		"php-coveralls/php-coveralls": "^2.5.3",
-		"phpspec/prophecy": "^1.15.0",
-		"phpspec/prophecy-phpunit": "2.0.1",
 		"phpstan/extension-installer": "^1.2.0",
 		"phpstan/phpstan": "^1.9.1",
 		"phpstan/phpstan-phpunit": "^1.2.2",