diff --git a/composer.json b/composer.json
index 39e12e71..b8634022 100644
--- a/composer.json
+++ b/composer.json
@@ -53,7 +53,7 @@
         "ext-posix": "*",
         "doctrine/coding-standard": "^12.0.0",
         "infection/infection": "^0.27.6",
-        "phpstan/phpstan": "^1.10.38",
+        "phpstan/phpstan": "^1.10.39",
         "phpstan/phpstan-deprecation-rules": "^1.1.4",
         "phpstan/phpstan-phpunit": "^1.3.15",
         "phpstan/phpstan-strict-rules": "^1.5.1",