diff --git a/Classes/Controller/YoutubeController.php b/Classes/Controller/YoutubeController.php
index 14c87171cd24e764db15cc215190a53a33eea619..c521d0c23bf019ffc356ceb7dc0d9ddf1eca2dbd 100644
--- a/Classes/Controller/YoutubeController.php
+++ b/Classes/Controller/YoutubeController.php
@@ -137,7 +137,7 @@ class YoutubeController extends ActionController {
 			];
 			$imageService = GeneralUtility::makeInstance(ImageService::class);
 			$processedImage = $imageService->applyProcessingInstructions($fileObject, $processingInstructions);
-			$jsonArray[$index]['thumbnail'] = $imageService->getImageUri($processedImage, TRUE);
+			$jsonArray[$index]['thumbnail'] = $imageService->getImageUri($processedImage);
 		}
 
 		return $jsonArray;