diff --git a/composer.json b/composer.json
index a42d910..17f3aac 100644
--- a/composer.json
+++ b/composer.json
@@ -38,8 +38,7 @@
     "phpstan/phpstan-deprecation-rules": "^1.1.4",
     "phpstan/phpstan-phpunit": "^1.3.15",
     "phpunit/phpunit": "^10.4.1",
-    "rector/rector": "^0.18.6",
-    "vimeo/psalm": "^5.15.0"
+    "rector/rector": "^0.18.6"
   },
   "suggest": {
     "laminas/laminas-modulemanager": "Required for Module Integration",
diff --git a/psalm.xml b/psalm.xml
deleted file mode 100644
index 9c7d891..0000000
--- a/psalm.xml
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0"?>
-<psalm
-    errorLevel="1"
-    phpVersion="8.1"
-    autoloader="vendor/squizlabs/php_codesniffer/autoload.php"
-    findUnusedCode="false"
-    findUnusedPsalmSuppress="true"
-    resolveFromConfigFile="true"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xmlns="https://getpsalm.org/schema/config"
-    xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
-    findUnusedBaselineEntry="true"
->
-    <projectFiles>
-        <directory name="src" />
-        <directory name="tests" />
-    </projectFiles>
-</psalm>
diff --git a/src/Router/HostName.php b/src/Router/HostName.php
index 1ce1f85..7f39d2f 100644
--- a/src/Router/HostName.php
+++ b/src/Router/HostName.php
@@ -24,7 +24,6 @@
 use function array_key_exists;
 use function array_keys;
 use function array_map;
-use function array_merge;
 use function assert;
 use function count;
 use function in_array;
@@ -146,7 +145,7 @@ public function match(Request $request): RouteMatch | null
         $this->port = $uri->getPort();
         $this->host = $host;
 
-        return new RouteMatch(array_merge($this->defaults, ['host' => rawurldecode($host)]));
+        return new RouteMatch([...$this->defaults, 'host' => rawurldecode($host)]);
     }
 
     /**
diff --git a/tests/Router/HostNameFactoryTest.php b/tests/Router/HostNameFactoryTest.php
index d16c0a0..c00abdb 100644
--- a/tests/Router/HostNameFactoryTest.php
+++ b/tests/Router/HostNameFactoryTest.php
@@ -31,7 +31,7 @@ protected function setUp(): void
         $this->object = new HostNameFactory();
     }
 
-    /** @throws void */
+    /** @throws ServiceNotCreatedException */
     public function testInvokeWithoutOptions(): void
     {
         $container = $this->getMockBuilder(ContainerInterface::class)->getMock();
@@ -44,7 +44,7 @@ public function testInvokeWithoutOptions(): void
         ($this->object)($container, 'test');
     }
 
-    /** @throws void */
+    /** @throws ServiceNotCreatedException */
     public function testInvokeFailed(): void
     {
         $container = $this->getMockBuilder(ContainerInterface::class)->getMock();
@@ -57,7 +57,10 @@ public function testInvokeFailed(): void
         ($this->object)($container, 'test', []);
     }
 
-    /** @throws Exception */
+    /**
+     * @throws Exception
+     * @throws ServiceNotCreatedException
+     */
     public function testInvoke(): void
     {
         $container = $this->getMockBuilder(ContainerInterface::class)->getMock();