diff --git a/Tests/ProphecyTrait.php b/Tests/ProphecyTrait.php
new file mode 100644
index 0000000..fd556c6
--- /dev/null
+++ b/Tests/ProphecyTrait.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Wrm\Events\Tests;
+
+// Remove once PHP Unit < 9 is dropped (when PHP version support is dropped)
+// Only needed to circumvent deprecation notice of not using ProphecyTrait in PHPUnit 9.
+// Trait is not available for older PHP versions, so can't be loaded.
+
+if (trait_exists(\Prophecy\PhpUnit\ProphecyTrait::class)) {
+    trait ProphecyTrait
+    {
+        use \Prophecy\PhpUnit\ProphecyTrait;
+    }
+} else {
+    trait ProphecyTrait
+    {
+    }
+}
diff --git a/Tests/Unit/Service/DestinationDataImportService/UrlFactoryTest.php b/Tests/Unit/Service/DestinationDataImportService/UrlFactoryTest.php
index 094a428..cf2ec0c 100644
--- a/Tests/Unit/Service/DestinationDataImportService/UrlFactoryTest.php
+++ b/Tests/Unit/Service/DestinationDataImportService/UrlFactoryTest.php
@@ -2,13 +2,13 @@
 
 namespace Wrm\Events\Tests\Unit\Service\DestinationDataImportService;
 
-use Prophecy\PhpUnit\ProphecyTrait;
+use PHPUnit\Framework\TestCase;
 use Prophecy\Prophecy\ObjectProphecy;
 use TYPO3\CMS\Extbase\Configuration\ConfigurationManager;
 use TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface;
 use Wrm\Events\Domain\DestinationData\Import;
 use Wrm\Events\Service\DestinationDataImportService\UrlFactory;
-use PHPUnit\Framework\TestCase;
+use Wrm\Events\Tests\ProphecyTrait;
 
 /**
  * @covers \Wrm\Events\Service\DestinationDataImportService\UrlFactory
diff --git a/composer.json b/composer.json
index b6753ac..2d57d84 100644
--- a/composer.json
+++ b/composer.json
@@ -55,7 +55,7 @@
         "jangregor/phpstan-prophecy": "^1.0",
         "phpstan/phpstan-phpunit": "^1.0",
         "guzzlehttp/guzzle": "^6.3 || ^7.3",
-        "phpspec/prophecy-phpunit": "^1.0"
+        "phpspec/prophecy-phpunit": "^1.0 || ^2.0"
     },
     "config": {
         "allow-plugins": {