diff --git a/composer.json b/composer.json
index b1515f3..0c900ad 100644
--- a/composer.json
+++ b/composer.json
@@ -39,7 +39,7 @@
         "sebastian/recursion-context": "^4.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.0",
+        "phpunit/phpunit": "^9.2",
         "ext-mbstring": "*"
     },
     "autoload": {
diff --git a/phpunit.xml b/phpunit.xml
index ed664e1..e842220 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.0/phpunit.xsd"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.2/phpunit.xsd"
          bootstrap="vendor/autoload.php"
          executionOrder="depends,defects"
          forceCoversAnnotation="true"