diff --git a/composer.json b/composer.json
index 833ae53..d2e414c 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
         "phpstan/phpstan": "^1.10.66",
         "phpstan/phpstan-phpunit": "^1.3.16",
         "phpstan/phpstan-strict-rules": "^1.5.2",
-        "phpunit/phpunit": "^9.5",
+        "phpunit/phpunit": "^10.5",
         "shipmonk/composer-dependency-analyser": "^1.4"
     },
     "autoload": {