diff --git a/composer.json b/composer.json
index c0e6f03..53a327e 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
     ],
     "homepage": "http://www.php-cache.com/en/latest/",
     "require": {
-        "php": "^7.1 || ^8.0",
+        "php": ">=7.4",
         "cache/adapter-common": "^1.0",
         "cache/hierarchical-cache": "^1.0",
         "psr/cache": "^1.0 || ^2.0",
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 70ecda7..3c86352 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,34 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
-
-<phpunit backupGlobals="false"
-  backupStaticAttributes="false"
-  colors="true"
-  convertErrorsToExceptions="true"
-  convertNoticesToExceptions="true"
-  convertWarningsToExceptions="true"
-  processIsolation="false"
-  stopOnFailure="false"
-  bootstrap="vendor/autoload.php"
-  >
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="false" backupStaticAttributes="false" colors="true" convertErrorsToExceptions="true" convertNoticesToExceptions="true" convertWarningsToExceptions="true" processIsolation="false" stopOnFailure="false" bootstrap="vendor/autoload.php" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
   <testsuites>
     <testsuite name="Main Test Suite">
       <directory>./Tests/</directory>
     </testsuite>
   </testsuites>
-
   <groups>
     <exclude>
       <group>benchmark</group>
     </exclude>
   </groups>
-
-  <filter>
-    <whitelist>
-      <directory>./</directory>
-      <exclude>
-        <directory>./Tests</directory>
-        <directory>./vendor</directory>
-      </exclude>
-    </whitelist>
-  </filter>
 </phpunit>