diff --git a/.gitignore b/.gitignore
index e57a11e..a156182 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 /vendor/
 /.php-cs-fixer.cache
+/.phpunit.cache/
 /.phpunit.result.cache
 /composer.lock
diff --git a/composer.json b/composer.json
index 0f1e9e8..111c26c 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
         "phpstan/phpstan-phpunit": "^2",
         "phpstan/phpstan-strict-rules": "^2",
         "phpstan/phpstan-symfony": "^2",
-        "phpunit/phpunit": "^9"
+        "phpunit/phpunit": "^11.5"
     },
     "autoload": {
         "psr-4": {
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 06983f7..33d1806 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,6 +1,7 @@
 <phpunit
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-        xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd"
+        xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/11.5/phpunit.xsd"
+        cacheDirectory=".phpunit.cache"
         bootstrap="vendor/autoload.php"
         failOnWarning="true"
         colors="true">