diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8d59e50..8babc1e 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -1,22 +1,22 @@
 name: PHP Tests
-on: [push, pull_request]
+on: [ push, pull_request ]
 jobs:
   build:
     runs-on: ubuntu-latest
 
     strategy:
-        matrix:
-            php: [ '8.2' ]
-            mysql-version: [ '5.7', '8.0', '8.4' ]
+      matrix:
+        php: [ '8.2', '8.3', '8.4' ]
+        mysql-version: [ 'mysql:5.5' ]
 
     services:
       mysql:
-        image: "mysql:${{ matrix.mysql-version }}"
+        image: "${{ matrix.mysql-version }}"
         env:
           MYSQL_ROOT_PASSWORD: root
           MYSQL_DATABASE: mysqlreplication_test
         ports:
-          - 3306/tcp
+          - 3310:3306
 
     steps:
       - name: Checkout
@@ -51,4 +51,4 @@ jobs:
         run: composer install --prefer-dist --no-progress --no-suggest
 
       - name: Run tests
-        run: vendor/bin/phpunit --coverage-text
+        run: MYSQL_PORT=3310 vendor/bin/phpunit --coverage-text
diff --git a/src/MySQLReplication/Tools.php b/src/MySQLReplication/Tools.php
new file mode 100644
index 0000000..f64db8e
--- /dev/null
+++ b/src/MySQLReplication/Tools.php
@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+namespace MySQLReplication;
+
+class Tools
+{
+    public static function getFromEnv(string $name, null|int|string $default = null): null|int|string
+    {
+        $value = getenv($name) ?: null;
+        return $value ?? $default;
+    }
+}
diff --git a/tests/Integration/BaseCase.php b/tests/Integration/BaseCase.php
index 05edeb3..4b56f06 100644
--- a/tests/Integration/BaseCase.php
+++ b/tests/Integration/BaseCase.php
@@ -15,6 +15,7 @@
 use MySQLReplication\Event\DTO\RotateDTO;
 use MySQLReplication\Event\DTO\TableMapDTO;
 use MySQLReplication\MySQLReplicationFactory;
+use MySQLReplication\Tools;
 use PHPUnit\Framework\TestCase;
 use RuntimeException;
 
@@ -40,11 +41,13 @@ protected function setUp(): void
             ->withUser('root')
             ->withHost('0.0.0.0')
             ->withPassword('root')
-            ->withPort(3306)
+            ->withPort((int)Tools::getFromEnv('MYSQL_PORT', 3306))
             ->withEventsIgnore($this->getIgnoredEvents());
 
         $this->connect();
 
+        var_dump($this->mySQLReplicationFactory?->getServerInfo(), $this->configBuilder->build());
+
         if ($this->mySQLReplicationFactory?->getServerInfo()->versionRevision >= 8 && $this->mySQLReplicationFactory?->getServerInfo()->isGeneric()) {
             self::assertInstanceOf(RotateDTO::class, $this->getEvent());
         }