diff --git a/build/.gitignore b/build/.gitignore
index bb1b2aa..aba1f96 100644
--- a/build/.gitignore
+++ b/build/.gitignore
@@ -17,3 +17,7 @@ logs/*
 coverage/*
 !coverage
 !coverage/.gitkeep
+
+coverage/*
+!coverage
+!coverage/.gitkeep
diff --git a/composer.json b/composer.json
index 74844ad..ca12c90 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
     ],
     "require": {
         "php": "^8.1",
-        "rector/rector": "^1.0 || ^2.1"
+        "rector/rector": "dev-main#3c07e2ab69c55752e5f143ea99119b475e14ac19"
     },
     "require-dev": {
         "ramsey/devtools": "^2.0"
@@ -29,7 +29,10 @@
     "autoload-dev": {
         "psr-4": {
             "Ostrolucky\\Test\\RectorRules\\": "tests/"
-        }
+        },
+        "files": [
+            "vendor/rector/rector/preload.php"
+        ]
     },
     "config": {
         "allow-plugins": {
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 9751545..d7d2757 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:noNamespaceSchemaLocation="./vendor/phpunit/phpunit/phpunit.xsd"
-         bootstrap="./tests/bootstrap.php"
+         bootstrap="./vendor/autoload.php"
          colors="true"
          cacheDirectory="./build/cache/phpunit">
 
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
deleted file mode 100644
index 01531ec..0000000
--- a/tests/bootstrap.php
+++ /dev/null
@@ -1,7 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-require dirname(__DIR__) . '/vendor/rector/rector/preload.php';
-
-require dirname(__DIR__) . '/vendor/autoload.php';