diff --git a/composer.json b/composer.json
index 3701eb7..643ab45 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,7 @@
         "wyrihaximus/ticking-promise": "^3"
     },
     "require-dev": {
-        "phpstan/phpstan-phpunit": "^0.12.22",
+        "phpstan/phpstan-phpunit": "^2.0.7",
         "wyrihaximus/async-test-utilities": "^4.2.2"
     },
     "autoload": {