diff --git a/packages/ep_products/Classes/Service/ApiImportSource.php b/packages/ep_products/Classes/Service/ApiImportSource.php
index 4db2f73..e918751 100644
--- a/packages/ep_products/Classes/Service/ApiImportSource.php
+++ b/packages/ep_products/Classes/Service/ApiImportSource.php
@@ -37,7 +37,6 @@ final class ApiImportSource implements ProductImportSource, SingletonInterface,
 
     private const STAGING_SUBDIR = 'ep_products_import';
     private const BASELINE_FILE = 'api-imported.info';
-    private const IMPORT_MARKER = 'fileadmin/products_import.info';
 
     /**
      * @var ApiClient|null
@@ -93,8 +92,6 @@ final class ApiImportSource implements ProductImportSource, SingletonInterface,
             GeneralUtility::mkdir_deep(dirname($file));
             GeneralUtility::writeFile($file, $sourceGeneratedAt->format(\DateTimeInterface::ATOM), false);
         }
-
-        (new ImportTimestampService())->writeImportTimestamp(self::IMPORT_MARKER);
     }
 
     /**
diff --git a/packages/ep_products/Classes/Service/ImportTimestampService.php b/packages/ep_products/Classes/Service/ImportTimestampService.php
deleted file mode 100644
index c3bf175..0000000
--- a/packages/ep_products/Classes/Service/ImportTimestampService.php
+++ /dev/null
@@ -1,61 +0,0 @@
-<?php
-
-namespace EP\EpProducts\Service;
-
-use TYPO3\CMS\Core\Utility\GeneralUtility;
-
-class ImportTimestampService
-{
-    public function readImportTimestamp(string $importTimestampFile): ?\DateTime
-    {
-        $lastImportTimestampPath = GeneralUtility::getFileAbsFileName($importTimestampFile);
-        if (!$lastImportTimestampPath || !file_exists($lastImportTimestampPath)) {
-            return null;
-        }
-
-        $line = trim(file($lastImportTimestampPath)[0]);
-
-        if (empty($line)) {
-            return null;
-        }
-
-        return \DateTime::createFromFormat('d.m.Y H:i:s', $line);
-    }
-
-    public function writeImportTimestamp(string $importTimestampFile): void
-    {
-        $lastImportTimestampPath = GeneralUtility::getFileAbsFileName($importTimestampFile);
-        $now = new \DateTime('now');
-        file_put_contents($lastImportTimestampPath, $now->format('d.m.Y H:i:s'));
-    }
-
-    public function isImportRequired(string $uploadTimestampFile, string $importTimestampFile): bool
-    {
-        $updatedTimestampPath = GeneralUtility::getFileAbsFileName($uploadTimestampFile);
-
-        if (!$updatedTimestampPath || !file_exists($updatedTimestampPath)) {
-            $this->writeImportTimestamp($importTimestampFile);
-
-            return true;
-        }
-
-        $line = trim(file($updatedTimestampPath)[0]);
-
-        if (empty($line)) {
-            return true;
-        }
-
-        $lastUploadAt = \DateTime::createFromFormat('d.m.Y H:i:s', $line);
-
-        $lastImportAt = $this->readImportTimestamp($importTimestampFile);
-
-        if (null === $lastImportAt || $lastUploadAt > $lastImportAt) {
-            $this->writeImportTimestamp($importTimestampFile);
-
-            return true;
-        }
-
-        return false;
-    }
-
-}