diff --git a/src/Framework/Assert/Functions.php b/src/Framework/Assert/Functions.php
index 1d3078835e7..d577b266a9f 100644
--- a/src/Framework/Assert/Functions.php
+++ b/src/Framework/Assert/Functions.php
@@ -252,7 +252,6 @@ function assertContainsOnlyInstancesOf(string $className, iterable $haystack, st
      * or an attribute of an object contains only values of a given type.
      *
      * @param object|string $haystackClassOrObject
-     * @param bool          $isNativeType
      *
      * @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
      * @throws Exception
@@ -292,7 +291,6 @@ function assertNotContainsOnly(string $type, iterable $haystack, ?bool $isNative
      * type.
      *
      * @param object|string $haystackClassOrObject
-     * @param bool          $isNativeType
      *
      * @throws \SebastianBergmann\RecursionContext\InvalidArgumentException
      * @throws Exception
diff --git a/tests/_files/CoverageTwoDefaultClassAnnotations.php b/tests/_files/CoverageTwoDefaultClassAnnotations.php
index bc31987fc3f..d5b9528ee08 100644
--- a/tests/_files/CoverageTwoDefaultClassAnnotations.php
+++ b/tests/_files/CoverageTwoDefaultClassAnnotations.php
@@ -1,4 +1,5 @@
 <?php declare(strict_types=1);
+
 /*
  * This file is part of PHPUnit.
  *
diff --git a/tests/end-to-end/phar/src/autoload.php b/tests/end-to-end/phar/src/autoload.php
index fe06290f3eb..c66cf5e50f1 100644
--- a/tests/end-to-end/phar/src/autoload.php
+++ b/tests/end-to-end/phar/src/autoload.php
@@ -1,4 +1,5 @@
 <?php declare(strict_types=1);
+
 /*
  * This file is part of PHPUnit.
  *
diff --git a/tests/end-to-end/regression/2724/SeparateClassRunMethodInNewProcessTest.php b/tests/end-to-end/regression/2724/SeparateClassRunMethodInNewProcessTest.php
index 6ee6a715265..ef219ecc6af 100644
--- a/tests/end-to-end/regression/2724/SeparateClassRunMethodInNewProcessTest.php
+++ b/tests/end-to-end/regression/2724/SeparateClassRunMethodInNewProcessTest.php
@@ -1,4 +1,5 @@
 <?php declare(strict_types=1);
+
 /*
  * This file is part of PHPUnit.
  *
diff --git a/tests/end-to-end/regression/797/bootstrap797.php b/tests/end-to-end/regression/797/bootstrap797.php
index 4685a0e70f2..68b036c2c2e 100644
--- a/tests/end-to-end/regression/797/bootstrap797.php
+++ b/tests/end-to-end/regression/797/bootstrap797.php
@@ -1,4 +1,5 @@
 <?php declare(strict_types=1);
+
 /*
  * This file is part of PHPUnit.
  *
diff --git a/tests/end-to-end/regression/873/Issue873Test.php b/tests/end-to-end/regression/873/Issue873Test.php
index 368f1d0b739..0033c5ada8c 100644
--- a/tests/end-to-end/regression/873/Issue873Test.php
+++ b/tests/end-to-end/regression/873/Issue873Test.php
@@ -1,4 +1,5 @@
 <?php declare(strict_types=1);
+
 /*
  * This file is part of PHPUnit.
  *