diff --git a/composer.json b/composer.json
index c6889cde92..0f81401ee3 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "friendsofphp/php-cs-fixer": "^3.95.27",
         "phpstan/extension-installer": "^1.4",
         "phpstan/phpstan": "^2.3",
-        "phpstan/phpstan-phpunit": "^2.0",
+        "phpstan/phpstan-phpunit": "^2.1",
         "phpunit/phpunit": "^11.5.50"
     },
     "autoload": {
diff --git a/composer.lock b/composer.lock
index 46cdc99048..ce763cd274 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "919fb83a8587fdcac98fc5526f161596",
+    "content-hash": "56fcb1eaccc999fcb86703612162d9c3",
     "packages": [],
     "packages-dev": [
         {
@@ -922,22 +922,22 @@
         },
         {
             "name": "phpstan/phpstan-phpunit",
-            "version": "2.0.21",
+            "version": "2.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan-phpunit.git",
-                "reference": "8dbdc3a3e2d7c5dfea655d20ecca5bc9b1b1e441"
+                "reference": "8d16b8478e523a47f8c02e83bce8981b5b5a3b03"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan-phpunit/zipball/8dbdc3a3e2d7c5dfea655d20ecca5bc9b1b1e441",
-                "reference": "8dbdc3a3e2d7c5dfea655d20ecca5bc9b1b1e441",
+                "url": "https://api.github.com/repos/phpstan/phpstan-phpunit/zipball/8d16b8478e523a47f8c02e83bce8981b5b5a3b03",
+                "reference": "8d16b8478e523a47f8c02e83bce8981b5b5a3b03",
                 "shasum": ""
             },
             "require": {
                 "phar-io/version": "^3.2",
                 "php": "^7.4 || ^8.0",
-                "phpstan/phpstan": "^2.2.6"
+                "phpstan/phpstan": "^2.3.0"
             },
             "conflict": {
                 "phpunit/phpunit": "<7.0"
@@ -974,9 +974,9 @@
             ],
             "support": {
                 "issues": "https://github.com/phpstan/phpstan-phpunit/issues",
-                "source": "https://github.com/phpstan/phpstan-phpunit/tree/2.0.21"
+                "source": "https://github.com/phpstan/phpstan-phpunit/tree/2.1.1"
             },
-            "time": "2026-10-01T11:59:29+00:00"
+            "time": "2026-10-06T18:12:32+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",