diff --git a/src/components/TestForm.vue b/src/components/TestForm.vue
index baa6ff4..040d89b 100644
--- a/src/components/TestForm.vue
+++ b/src/components/TestForm.vue
@@ -50,6 +50,9 @@ async function onSubmit() {
 	const newBlob = await upload(file.name, file, {
 		access: 'public',
 		handleUploadUrl: api('blob/upload'),
+		clientPayload: JSON.stringify({
+			parentId: null,
+		}),
 	});
 
 	blob.value = newBlob;