diff --git a/src/lib/doctrine-dbal-bulk/README.md b/src/lib/doctrine-dbal-bulk/README.md
index f6fa17932..e8c0df00e 100644
--- a/src/lib/doctrine-dbal-bulk/README.md
+++ b/src/lib/doctrine-dbal-bulk/README.md
@@ -56,6 +56,8 @@ $bulk->update(
 ## Supported Dialects
 
 * PostgreSQL
+* MySQL / MariaDB
+* SQLite
 
 ### Adding new Dialects
 
@@ -79,4 +81,4 @@ example:
 `dialect_option?: string`
 
 [DbalPlatform](src/Flow/Doctrine/Bulk/DbalPlatform.php) is a factory that detects which Dialect should be used for given
-Doctrine DBAL Platform. 
\ No newline at end of file
+Doctrine DBAL Platform. 
diff --git a/src/lib/doctrine-dbal-bulk/src/Flow/Doctrine/Bulk/DbalPlatform.php b/src/lib/doctrine-dbal-bulk/src/Flow/Doctrine/Bulk/DbalPlatform.php
index f6033ecc4..9d0c623ac 100644
--- a/src/lib/doctrine-dbal-bulk/src/Flow/Doctrine/Bulk/DbalPlatform.php
+++ b/src/lib/doctrine-dbal-bulk/src/Flow/Doctrine/Bulk/DbalPlatform.php
@@ -15,8 +15,6 @@
 
 /**
  * @infection-ignore-all
- *
- * @codeCoverageIgnore
  */
 final class DbalPlatform
 {
diff --git a/src/lib/doctrine-dbal-bulk/src/Flow/Doctrine/Bulk/QueryFactory/DbalQueryFactory.php b/src/lib/doctrine-dbal-bulk/src/Flow/Doctrine/Bulk/QueryFactory/DbalQueryFactory.php
index c8989d325..9be316fd4 100644
--- a/src/lib/doctrine-dbal-bulk/src/Flow/Doctrine/Bulk/QueryFactory/DbalQueryFactory.php
+++ b/src/lib/doctrine-dbal-bulk/src/Flow/Doctrine/Bulk/QueryFactory/DbalQueryFactory.php
@@ -11,7 +11,7 @@
 use Flow\Doctrine\Bulk\QueryFactory;
 use Flow\Doctrine\Bulk\TableDefinition;
 
-class DbalQueryFactory implements QueryFactory
+final class DbalQueryFactory implements QueryFactory
 {
     /**
      * @param AbstractPlatform $platform
diff --git a/src/lib/doctrine-dbal-bulk/tests/Flow/Doctrine/Bulk/Tests/Unit/DbalPlatformTest.php b/src/lib/doctrine-dbal-bulk/tests/Flow/Doctrine/Bulk/Tests/Unit/DbalPlatformTest.php
index e0dfd5ead..50a7135e0 100644
--- a/src/lib/doctrine-dbal-bulk/tests/Flow/Doctrine/Bulk/Tests/Unit/DbalPlatformTest.php
+++ b/src/lib/doctrine-dbal-bulk/tests/Flow/Doctrine/Bulk/Tests/Unit/DbalPlatformTest.php
@@ -2,13 +2,16 @@
 
 namespace Flow\Doctrine\Bulk\Tests\Unit;
 
+use Doctrine\DBAL\Platforms\MariaDBPlatform;
 use Doctrine\DBAL\Platforms\MySQL80Platform;
+use Doctrine\DBAL\Platforms\OraclePlatform;
 use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
 use Doctrine\DBAL\Platforms\SqlitePlatform;
 use Flow\Doctrine\Bulk\DbalPlatform;
 use Flow\Doctrine\Bulk\Dialect\MySQLDialect;
 use Flow\Doctrine\Bulk\Dialect\PostgreSQLDialect;
 use Flow\Doctrine\Bulk\Dialect\SqliteDialect;
+use Flow\Doctrine\Bulk\Exception\RuntimeException;
 use PHPUnit\Framework\TestCase;
 
 final class DbalPlatformTest extends TestCase
@@ -20,6 +23,13 @@ public function test_is_mysql() : void
         $this->assertInstanceOf(MySQLDialect::class, $platform->dialect());
     }
 
+    public function test_is_mysql_with_mariadb() : void
+    {
+        $platform = new DbalPlatform(new MariaDBPlatform());
+
+        $this->assertInstanceOf(MySQLDialect::class, $platform->dialect());
+    }
+
     public function test_is_postgres_sql() : void
     {
         $platform = new DbalPlatform(new PostgreSQLPlatform());
@@ -33,4 +43,13 @@ public function test_is_sqlite_sql() : void
 
         $this->assertInstanceOf(SqliteDialect::class, $platform->dialect());
     }
+
+    public function test_no_supported_platform() : void
+    {
+        $this->expectException(RuntimeException::class);
+        $this->expectExceptionMessage('Database platform "Doctrine\DBAL\Platforms\OraclePlatform" is not yet supported');
+
+        $platform = new DbalPlatform(new OraclePlatform());
+        $platform->dialect();
+    }
 }