diff --git a/composer.json b/composer.json
index 34f28451..44e5228e 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,7 @@
     "require-dev": {
         "doctrine/coding-standard": "^11.1.0",
         "php-standard-library/psalm-plugin": "^2.2.1",
-        "phpunit/phpunit": "^9.6.3",
+        "phpunit/phpunit": "^10.0.12",
         "psalm/plugin-phpunit": "^0.18.4",
         "roave/infection-static-analysis-plugin": "^1.28.0",
         "roave/no-leaks": "^1.4.0",