diff --git a/.changes/unreleased/Removed-20260603-135200.yaml b/.changes/unreleased/Removed-20260603-135200.yaml
new file mode 100644
index 00000000..340c7d85
--- /dev/null
+++ b/.changes/unreleased/Removed-20260603-135200.yaml
@@ -0,0 +1,2 @@
+kind: Removed
+body: Remove deprecated `Overtrue\PHPLint\Client`.
diff --git a/docs/assets/linter-uml-diagram.svg b/docs/assets/linter-uml-diagram.svg
index 36853f20..cf623b4d 100644
--- a/docs/assets/linter-uml-diagram.svg
+++ b/docs/assets/linter-uml-diagram.svg
@@ -1,28 +1,28 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
  "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
-<!-- Generated by graphviz version 2.42.4 (0)
+<!-- Generated by graphviz version 12.2.1 (20241206.2353)
  -->
 <!-- Pages: 1 -->
-<svg width="2579pt" height="155pt"
- viewBox="0.00 0.00 2579.00 155.00" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
-<g id="graph0" class="graph" transform="scale(1 1) rotate(0) translate(4 151)">
+<svg width="2155pt" height="164pt"
+ viewBox="0.00 0.00 2154.75 164.00" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+<g id="graph0" class="graph" transform="scale(1 1) rotate(0) translate(4 160)">
 <g id="clust1" class="cluster">
 <title>cluster_0</title>
-<polygon fill="#cdaa7d" stroke="black" points="8,-8 8,-139 2563,-139 2563,-8 8,-8"/>
-<text text-anchor="middle" x="1285.5" y="-123.8" font-family="Times,serif" font-size="14.00">Overtrue\PHPLint</text>
+<polygon fill="#cdaa7d" stroke="black" points="8,-8 8,-148 2138.75,-148 2138.75,-8 8,-8"/>
+<text text-anchor="middle" x="1073.38" y="-130.7" font-family="Times,serif" font-size="14.00">Overtrue\PHPLint</text>
 </g>
 <!-- Overtrue\\PHPLint\\Linter -->
 <g id="node1" class="node">
 <title>Overtrue\\PHPLint\\Linter</title>
-<polygon fill="#fefece" stroke="transparent" points="2555,-108 16,-108 16,-16 2555,-16 2555,-108"/>
-<polygon fill="#eeeeee" stroke="transparent" points="24.5,-70 24.5,-104 2547.5,-104 2547.5,-70 24.5,-70"/>
-<polygon fill="none" stroke="black" points="24.5,-70 24.5,-104 2547.5,-104 2547.5,-70 24.5,-70"/>
-<text text-anchor="start" x="1261.5" y="-76.8" font-family="Times,serif" font-weight="bold" font-size="14.00">Linter</text>
-<polygon fill="none" stroke="black" points="24.5,-64 24.5,-70 2547.5,-70 2547.5,-64 24.5,-64"/>
-<polygon fill="none" stroke="black" points="24.5,-20 24.5,-64 2547.5,-64 2547.5,-20 24.5,-20"/>
-<text text-anchor="start" x="29.5" y="-47.8" font-family="Times,serif" font-size="14.00">+ __construct(configResolver : Overtrue\PHPLint\Configuration\Resolver, dispatcher : Symfony\Component\EventDispatcher\EventDispatcherInterface, client : Overtrue\PHPLint\Client = «unknown», helperSet : Symfony\Component\Console\Helper\HelperSet = «unknown», output : Symfony\Component\Console\Output\OutputInterface = «unknown»)</text>
-<text text-anchor="start" x="29.5" y="-28.8" font-family="Times,serif" font-size="14.00">+ lintFiles(finder : Symfony\Component\Finder\Finder, startTime : float = «unknown») : Overtrue\PHPLint\Output\LinterOutput</text>
+<polygon fill="#fefece" stroke="none" points="2130.75,-114 16,-114 16,-16 2130.75,-16 2130.75,-114"/>
+<polygon fill="#eeeeee" stroke="none" points="24,-76 24,-110 2122.75,-110 2122.75,-76 24,-76"/>
+<polygon fill="none" stroke="black" points="24,-76 24,-110 2122.75,-110 2122.75,-76 24,-76"/>
+<text text-anchor="start" x="1054.25" y="-80.7" font-family="Times,serif" font-weight="bold" font-size="14.00">Linter</text>
+<polygon fill="none" stroke="black" points="24,-70 24,-76 2122.75,-76 2122.75,-70 24,-70"/>
+<polygon fill="none" stroke="black" points="24,-20 24,-70 2122.75,-70 2122.75,-20 24,-20"/>
+<text text-anchor="start" x="29" y="-51.7" font-family="Times,serif" font-size="14.00">+ __construct(configResolver : Overtrue\PHPLint\Configuration\Resolver, dispatcher : Symfony\Component\EventDispatcher\EventDispatcherInterface, contextDefaults : array = [], helperSet : Symfony\Component\Console\Helper\HelperSet = «unknown», output : Symfony\Component\Console\Output\OutputInterface = «unknown»)</text>
+<text text-anchor="start" x="29" y="-29.7" font-family="Times,serif" font-size="14.00">+ lintFiles(finder : Symfony\Component\Finder\Finder, startTime : float = «unknown») : Overtrue\PHPLint\Output\LinterOutput</text>
 </g>
 </g>
 </svg>
diff --git a/src/Client.php b/src/Client.php
deleted file mode 100644
index a7136e63..00000000
--- a/src/Client.php
+++ /dev/null
@@ -1,31 +0,0 @@
-<?php
-
-/*
- * This file is part of the overtrue/phplint package
- *
- * (c) overtrue
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
-namespace Overtrue\PHPLint;
-
-use Symfony\Component\Console\Application;
-
-/**
- * @author Laurent Laville
- * @since Release 9.4.0
- * @deprecated since Release 9.6.0; Will be removed in major version 10.0
- */
-class Client
-{
-    public function __construct(private readonly Application $application)
-    {
-    }
-
-    public function getApplication(): Application
-    {
-        return $this->application;
-    }
-}
diff --git a/src/Command/LintCommand.php b/src/Command/LintCommand.php
index 39966b27..0cf7780e 100644
--- a/src/Command/LintCommand.php
+++ b/src/Command/LintCommand.php
@@ -13,7 +13,6 @@
 
 namespace Overtrue\PHPLint\Command;
 
-use Overtrue\PHPLint\Client;
 use Overtrue\PHPLint\Configuration\ConsoleOptionsResolver;
 use Overtrue\PHPLint\Configuration\FileOptionsResolver;
 use Overtrue\PHPLint\Configuration\OptionDefinition;
@@ -87,7 +86,12 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         $linter = new Linter(
             $configResolver,
             $this->dispatcher,
-            new Client($this->getApplication()),
+            [
+                'application_version' => [
+                    'long' => $this->getApplication()->getLongVersion(),
+                    'short' => $this->getApplication()->getVersion(),
+                ],
+            ],
             $this->getHelperSet(),
             $output
         );
diff --git a/src/Linter.php b/src/Linter.php
index cf2e798c..3a7db575 100644
--- a/src/Linter.php
+++ b/src/Linter.php
@@ -60,7 +60,7 @@ final class Linter
     public function __construct(
         Resolver $configResolver,
         EventDispatcherInterface $dispatcher,
-        private readonly ?Client $client = null,
+        private readonly array $contextDefaults = [],
         ?HelperSet $helperSet = null,
         ?OutputInterface $output = null,
     ) {
@@ -118,16 +118,8 @@ public function lintFiles(Finder $finder, ?float $startTime = null): LinterOutpu
             $results = [];
         }
 
-        if (null !== $this->client) {
-            $default = [
-                'application_version' => [
-                    'long' => $this->client->getApplication()->getLongVersion(),
-                    'short' => $this->client->getApplication()->getVersion(),
-                ]
-            ];
-        }
         $finalResults = new LinterOutput($results, $finder);
-        $finalResults->setContext($this->configResolver, $startTime, $processCount, $default ?? []);
+        $finalResults->setContext($this->configResolver, $startTime, $processCount, $this->contextDefaults);
 
         $this->cache->prune();
 
diff --git a/tests/EndToEnd/LintCommandTest.php b/tests/EndToEnd/LintCommandTest.php
index fb9cb430..0331cf57 100644
--- a/tests/EndToEnd/LintCommandTest.php
+++ b/tests/EndToEnd/LintCommandTest.php
@@ -70,6 +70,15 @@ public function testLintDirectoryWithoutConfigurationAndCache(): void
             2,
             $this->command->getResults()->getMisses()
         );
+
+        $this->assertSame(
+            $this->command->getApplication()?->getVersion(),
+            $this->command->getResults()->getContext()['application_version']['short']
+        );
+        $this->assertSame(
+            $this->command->getApplication()?->getLongVersion(),
+            $this->command->getResults()->getContext()['application_version']['long']
+        );
     }
 
     public function testLintSyntaxErrorFileWithoutConfigurationAndCache(): void