diff --git a/tests/AttributesTest.php b/tests/AttributesTest.php
index 309d07f..9caf65c 100644
--- a/tests/AttributesTest.php
+++ b/tests/AttributesTest.php
@@ -5,7 +5,6 @@
 
 declare(strict_types=1);
 
-use RuntimeException;
 use PHPUnit\Framework\TestCase;
 use PHPUnit\Framework\Attributes\{CoversClass,UsesClass};
 use Aiwass\Server\{RpcAction,RpcActionHandler,RpcProcedure,RpcQuery,RpcServer};