diff --git a/migration/data/Version20241023154223.php b/migration/data/Version20241023154223.php
index 03ad820..df06d50 100644
--- a/migration/data/Version20241023154223.php
+++ b/migration/data/Version20241023154223.php
@@ -8,7 +8,7 @@ use Doctrine\DBAL\Schema\Schema;
 use Doctrine\DBAL\Types\DateTimeType;
 use Doctrine\DBAL\Types\DateType;
 use Doctrine\DBAL\Types\IntegerType;
-use Doctrine\DBAL\Types\StringType;
+use Doctrine\DBAL\Types\TextType;
 use Doctrine\Migrations\AbstractMigration;
 
 /**
@@ -46,8 +46,8 @@ final class Version20241023154223 extends AbstractMigration
 		
 		// Beschreibung
 		if (!$table->hasColumn('D3DESCRIPTION')) {
-			$table->addColumn('D3DESCRIPTION', (new StringType())->getName())
-				->setLength(255)
+			$table->addColumn('D3DESCRIPTION', (new TextType())->getName())
+                ->setLength($this->connection->getDatabasePlatform()::LENGTH_LIMIT_TEXT)
 				->setNotnull(true);
 		}
 	}
diff --git a/migration/data/Version20241028172608.php b/migration/data/Version20241028172608.php
index e0330bd..eefbd14 100644
--- a/migration/data/Version20241028172608.php
+++ b/migration/data/Version20241028172608.php
@@ -5,7 +5,7 @@ declare(strict_types=1);
 namespace D3\ManufacturerInformation\Migrations;
 
 use Doctrine\DBAL\Schema\Schema;
-use Doctrine\DBAL\Types\StringType;
+use Doctrine\DBAL\Types\TextType;
 use Doctrine\Migrations\AbstractMigration;
 
 /**
@@ -43,22 +43,22 @@ final class Version20241028172608 extends AbstractMigration
 		
 		// lang 1
 		if (!$table->hasColumn('D3DESCRIPTION_1')) {
-			$table->addColumn('D3DESCRIPTION_1', (new StringType())->getName())
-				->setLength(255)
+			$table->addColumn('D3DESCRIPTION_1', (new TextType\())->getName())
+                ->setLength($this->connection->getDatabasePlatform()::LENGTH_LIMIT_TEXT)
 				->setNotnull(true);
 		}
 		
 		// lang 2
 		if (!$table->hasColumn('D3DESCRIPTION_2')) {
-			$table->addColumn('D3DESCRIPTION_2', (new StringType())->getName())
-				->setLength(255)
+			$table->addColumn('D3DESCRIPTION_2', (new TextType\())->getName())
+                ->setLength($this->connection->getDatabasePlatform()::LENGTH_LIMIT_TEXT)
 				->setNotnull(true);
 		}
 		
 		// lang 3
 		if (!$table->hasColumn('D3DESCRIPTION_3')) {
-			$table->addColumn('D3DESCRIPTION_3', (new StringType())->getName())
-				->setLength(255)
+			$table->addColumn('D3DESCRIPTION_3', (new TextType\())->getName())
+                ->setLength($this->connection->getDatabasePlatform()::LENGTH_LIMIT_TEXT)
 				->setNotnull(true);
 		}
 	}