diff --git a/.gitignore b/.gitignore
index caf17ac0..75f89a59 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 /.idea
 /coverage
 /test/fixtures/generated_tests
+/test/fixtures/wrapper_batchsize_suite/tmp
 /vendor
 composer.lock
 .phpunit.result.cache
diff --git a/composer.json b/composer.json
index 47327968..f42315a3 100644
--- a/composer.json
+++ b/composer.json
@@ -43,7 +43,7 @@
         "phpunit/php-code-coverage": "^9.2.23",
         "phpunit/php-file-iterator": "^3.0.6",
         "phpunit/php-timer": "^5.0.3",
-        "phpunit/phpunit": "^9.5.27",
+        "phpunit/phpunit": "^9.5.28",
         "sebastian/environment": "^5.1.4",
         "symfony/console": "^5.4.16 || ^6.2.3",
         "symfony/process": "^5.4.11 || ^6.2"