diff --git a/lib/public/TaskProcessing/EShapeType.php b/lib/public/TaskProcessing/EShapeType.php
index cd8d6d837dae8..f6cfab6b38f4d 100644
--- a/lib/public/TaskProcessing/EShapeType.php
+++ b/lib/public/TaskProcessing/EShapeType.php
@@ -154,19 +154,19 @@ public function validateOutputWithFileIds(mixed $value): void {
 		if ($this === EShapeType::ListOfImages && (!is_array($value) || count(array_filter($value, fn ($item) => !is_numeric($item))) > 0)) {
 			throw new ValidationException('Non-image list item provided for ListOfImages slot');
 		}
-		if ($this === EShapeType::Audio && !is_string($value)) {
+		if ($this === EShapeType::Audio && !is_numeric($value)) {
 			throw new ValidationException('Non-audio item provided for Audio slot');
 		}
 		if ($this === EShapeType::ListOfAudios && (!is_array($value) || count(array_filter($value, fn ($item) => !is_numeric($item))) > 0)) {
 			throw new ValidationException('Non-audio list item provided for ListOfAudio slot');
 		}
-		if ($this === EShapeType::Video && !is_string($value)) {
+		if ($this === EShapeType::Video && !is_numeric($value)) {
 			throw new ValidationException('Non-video item provided for Video slot');
 		}
 		if ($this === EShapeType::ListOfVideos && (!is_array($value) || count(array_filter($value, fn ($item) => !is_numeric($item))) > 0)) {
 			throw new ValidationException('Non-video list item provided for ListOfTexts slot');
 		}
-		if ($this === EShapeType::File && !is_string($value)) {
+		if ($this === EShapeType::File && !is_numeric($value)) {
 			throw new ValidationException('Non-file item provided for File slot');
 		}
 		if ($this === EShapeType::ListOfFiles && (!is_array($value) || count(array_filter($value, fn ($item) => !is_numeric($item))) > 0)) {