diff --git a/composer.json b/composer.json
index 0a6844407abf..88c3ce7643e6 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
         "drupal/coder": "^8.3.10",
         "instaclick/php-webdriver": "^1.4.1",
         "justinrainbow/json-schema": "^5.2",
-        "mglaman/phpstan-drupal": "^1.2",
+        "mglaman/phpstan-drupal": "^1.2.1",
         "micheh/phpcs-gitlab": "^1.1",
         "mikey179/vfsstream": "^1.6.11",
         "open-telemetry/exporter-otlp": "^1",
diff --git a/composer.lock b/composer.lock
index 6fc1b4eec3aa..7f2d09fbbffc 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": "6de6a531a498d73d06d78800399c841f",
+    "content-hash": "a13d08162bfae1cd2d3e808e6765474a",
     "packages": [
         {
             "name": "asm89/stack-cors",
diff --git a/composer/Metapackage/DevDependencies/composer.json b/composer/Metapackage/DevDependencies/composer.json
index 9d1b900a15ee..addcf3951e15 100644
--- a/composer/Metapackage/DevDependencies/composer.json
+++ b/composer/Metapackage/DevDependencies/composer.json
@@ -15,7 +15,7 @@
         "drupal/coder": "^8.3.10",
         "instaclick/php-webdriver": "^1.4.1",
         "justinrainbow/json-schema": "^5.2",
-        "mglaman/phpstan-drupal": "^1.2",
+        "mglaman/phpstan-drupal": "^1.2.1",
         "micheh/phpcs-gitlab": "^1.1",
         "mikey179/vfsstream": "^1.6.11",
         "open-telemetry/exporter-otlp": "^1",
diff --git a/core/tests/Drupal/Tests/Listeners/DrupalListener.php b/core/tests/Drupal/Tests/Listeners/DrupalListener.php
index b1c895e02a6a..1a1a9db32f2b 100644
--- a/core/tests/Drupal/Tests/Listeners/DrupalListener.php
+++ b/core/tests/Drupal/Tests/Listeners/DrupalListener.php
@@ -51,11 +51,6 @@ class DrupalListener implements TestListener {
    */
   public function startTest(Test $test): void {
     $this->symfonyListener->startTest($test);
-    // Check for incorrect visibility of the $modules property.
-    $class = new \ReflectionClass($test);
-    if ($class->hasProperty('modules') && !$class->getProperty('modules')->isProtected()) {
-      @trigger_error('Declaring ' . get_class($test) . '::$modules with public visibility is deprecated in drupal:9.1.0 and must be declared protected in drupal:10.0.0. See https://www.drupal.org/node/2909426', E_USER_DEPRECATED);
-    }
   }
 
   /**