diff --git a/.gitignore b/.gitignore
index f950a50..7b61981 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,7 +5,7 @@ typo3
 /Tests
 /Results
 infection*
-phpunit.xml.dist
+/phpunit.xml.dist
 debug-log.txt
 per-mutator.md
 summary-log.txt
diff --git a/Resources/Private/Configs/phpunit.xml.dist b/Resources/Private/Configs/phpunit.xml.dist
new file mode 100644
index 0000000..7b93a5c
--- /dev/null
+++ b/Resources/Private/Configs/phpunit.xml.dist
@@ -0,0 +1,30 @@
+<?xml version="1.0"?>
+<phpunit
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd"
+    backupGlobals="false"
+    backupStaticAttributes="false"
+    colors="true"
+    convertErrorsToExceptions="true"
+    convertWarningsToExceptions="true"
+    forceCoversAnnotation="false"
+    processIsolation="false"
+    stopOnError="false"
+    stopOnFailure="false"
+    stopOnIncomplete="false"
+    stopOnSkipped="false"
+    verbose="false"
+    >
+
+    <testsuites>
+        <testsuite name="unit">
+            <directory>Tests/Unit/</directory>
+        </testsuite>
+    </testsuites>
+
+    <coverage>
+        <include>
+            <directory suffix=".php">Classes</directory>
+        </include>
+    </coverage>
+</phpunit>
diff --git a/composer.json b/composer.json
index e0b065c..42b3d9a 100644
--- a/composer.json
+++ b/composer.json
@@ -26,5 +26,11 @@
     "require-dev": {
         "phpunit/phpunit": "^9.3",
         "phpspec/prophecy-phpunit": "^2.0"
+    },
+    "config": {
+        "allow-plugins": {
+            "typo3/class-alias-loader": true,
+            "typo3/cms-composer-installers": true
+        }
     }
 }
diff --git a/readme.rst b/readme.rst
index bd9955b..c9c0fc3 100644
--- a/readme.rst
+++ b/readme.rst
@@ -287,11 +287,7 @@ Tests from user view, e.g. via browser.
 Mutation testing
 ^^^^^^^^^^^^^^^^
 
-Tests how easy it is to break test::
-
-   cp Resources/Private/Configs/infection.json.dist infection.json.dist
-
-   ./vendor/bin/infection
+Tests how easy it is to break test.
 
 * https://infection.github.io/