diff --git a/front-public/src/app/pages/upload/upload.component.ts b/front-public/src/app/pages/upload/upload.component.ts
index 906a4d5..f279d6d 100644
--- a/front-public/src/app/pages/upload/upload.component.ts
+++ b/front-public/src/app/pages/upload/upload.component.ts
@@ -726,6 +726,7 @@ export class UploadComponent implements OnInit {
 
   onSubmit() {
     const files = this.selectedFiles();
+    this.metaForm.markAllAsTouched();
     if (files.length === 0 || this.metaForm.invalid) return;
 
     this.uploading.set(true);