diff --git a/composer.json b/composer.json
index 994ba193a..52196b1f1 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
 		"cs:fix": "php-cs-fixer fix",
 		"psalm": "psalm.phar --threads=1",
 		"psalm:update-baseline": "psalm.phar --threads=1 --update-baseline",
-		"psalm:clear": "psalm.phar --clear-cache && psalm --clear-global-cache",
+		"psalm:clear": "psalm.phar --clear-cache && psalm.phar --clear-global-cache",
 		"psalm:fix": "psalm.phar --alter --issues=InvalidReturnType,InvalidNullableReturnType,MissingParamType,InvalidFalsableReturnType",
 		"test:unit": "vendor/bin/phpunit -c tests/phpunit.xml"
 	},
diff --git a/lib/Versions/GroupVersionsExpireManager.php b/lib/Versions/GroupVersionsExpireManager.php
index 12b8f5595..1b7a4ad5c 100644
--- a/lib/Versions/GroupVersionsExpireManager.php
+++ b/lib/Versions/GroupVersionsExpireManager.php
@@ -29,7 +29,7 @@
 use OC\User\User;
 use OCA\GroupFolders\Folder\FolderManager;
 use OCP\AppFramework\Utility\ITimeFactory;
-use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+use OCP\EventDispatcher\IEventDispatcher;
 
 class GroupVersionsExpireManager extends BasicEmitter {
 	private $folderManager;
@@ -43,7 +43,7 @@ public function __construct(
 		ExpireManager $expireManager,
 		VersionsBackend $versionsBackend,
 		ITimeFactory $timeFactory,
-		EventDispatcherInterface $dispatcher
+		IEventDispatcher $dispatcher
 	) {
 		$this->folderManager = $folderManager;
 		$this->expireManager = $expireManager;
diff --git a/tests/stub.phpstub b/tests/stub.phpstub
index 6181930bd..8eab93f5f 100644
--- a/tests/stub.phpstub
+++ b/tests/stub.phpstub
@@ -547,11 +547,12 @@ namespace OC\Files {
 }
 
 namespace OC\User {
-	use OCP\UserInterface;
+	use OCP\EventDispatcher\IEventDispatcher;
 	use OCP\IUser;
-	use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+	use OCP\UserInterface;
+
 	class User implements IUser {
-		public function __construct(string $uid, ?UserInterface $backend, EventDispatcherInterface $dispatcher, $emitter = null, IConfig $config = null, $urlGenerator = null) {}
+		public function __construct(string $uid, ?UserInterface $backend, IEventDispatcher $dispatcher, $emitter = null, IConfig $config = null, $urlGenerator = null) {}
 	}
 }