diff --git a/src/Command/BisectCommand.php b/src/Command/BisectCommand.php
index 8cb0c0382d..9c1e3932d0 100644
--- a/src/Command/BisectCommand.php
+++ b/src/Command/BisectCommand.php
@@ -9,6 +9,7 @@
 use Override;
 use PHPStan\Command\Bisect\BinarySearch;
 use PHPStan\File\FileReader;
+use PHPStan\Internal\HttpClientFactory;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Helper\ProgressBar;
 use Symfony\Component\Console\Input\InputArgument;
@@ -106,9 +107,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
 			return 1;
 		}
 
-		$client = new Client([
-			RequestOptions::TIMEOUT => 30,
-			RequestOptions::CONNECT_TIMEOUT => 10,
+		$client = (new HttpClientFactory())->createClient([
 			'headers' => [
 				'Authorization' => 'token ' . $token,
 				'Accept' => 'application/vnd.github.v3+json',
diff --git a/src/Command/FixerApplication.php b/src/Command/FixerApplication.php
index 8d6432258c..61f89f155b 100644
--- a/src/Command/FixerApplication.php
+++ b/src/Command/FixerApplication.php
@@ -7,7 +7,6 @@
 use DateTime;
 use DateTimeImmutable;
 use DateTimeZone;
-use GuzzleHttp\Client;
 use GuzzleHttp\Exception\GuzzleException;
 use GuzzleHttp\RequestOptions;
 use Nette\Utils\Json;
@@ -23,6 +22,7 @@
 use PHPStan\Internal\ComposerHelper;
 use PHPStan\Internal\DirectoryCreator;
 use PHPStan\Internal\DirectoryCreatorException;
+use PHPStan\Internal\HttpClientFactory;
 use PHPStan\PhpDoc\StubFilesProvider;
 use PHPStan\Process\ProcessCanceledException;
 use PHPStan\Process\ProcessCrashedException;
@@ -93,6 +93,7 @@ public function __construct(
 		private ?string $editorUrl,
 		#[AutowiredParameter]
 		private string $usedLevel,
+		private HttpClientFactory $httpClientFactory,
 	)
 	{
 	}
@@ -325,10 +326,7 @@ private function downloadPhar(
 			$output->writeln('<fg=green>Checking if there\'s a new PHPStan Pro release...</>');
 		}
 
-		$client = new Client([
-			RequestOptions::TIMEOUT => 30,
-			RequestOptions::CONNECT_TIMEOUT => 5,
-		]);
+		$client = $this->httpClientFactory->createClient([]);
 
 		$latestUrl = sprintf('https://fixer-download-api.phpstan.com/latest?%s', http_build_query(['phpVersion' => PHP_VERSION_ID, 'branch' => $branch]));
 
diff --git a/src/Internal/HttpClientFactory.php b/src/Internal/HttpClientFactory.php
new file mode 100644
index 0000000000..335b45b950
--- /dev/null
+++ b/src/Internal/HttpClientFactory.php
@@ -0,0 +1,43 @@
+<?php declare(strict_types = 1);
+
+namespace PHPStan\Internal;
+
+use GuzzleHttp\Client;
+use GuzzleHttp\RequestOptions;
+use PHPStan\DependencyInjection\AutowiredService;
+use function extension_loaded;
+
+#[AutowiredService]
+final class HttpClientFactory
+{
+
+	public function __construct(
+		private int $timeout = 30,
+		private int $connectTimeout = 10,
+	)
+	{
+	}
+
+	/**
+	 * @param array<mixed> $config
+	 *
+	 * @see \GuzzleHttp\RequestOptions
+	 */
+	public function createClient(array $config): Client
+	{
+		if (
+			!isset($config['headers']['Accept-Encoding'])
+			&& extension_loaded('zlib')
+		) {
+			$config['headers']['Accept-Encoding'] = 'gzip,deflate';
+		}
+
+		$defaults = [
+			RequestOptions::TIMEOUT => $this->timeout,
+			RequestOptions::CONNECT_TIMEOUT => $this->connectTimeout,
+		];
+
+		return new Client($config + $defaults);
+	}
+
+}