diff --git a/composer.json b/composer.json
index 3dd0f15..f2c2431 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
     "phpstan/phpstan-deprecation-rules": "^0.12.6",
     "phpstan/phpstan-phpunit": "^0.12.18",
     "phpstan/phpstan-strict-rules": "^0.12.9",
-    "phpunit/phpunit": "^9.5.2"
+    "phpunit/phpunit": "^9.5.3"
   },
   "config": {
     "platform": {