diff --git a/web_interface/static/v3/js/widgets/file-upload.js b/web_interface/static/v3/js/widgets/file-upload.js
index 0d553235..bc2cfa54 100644
--- a/web_interface/static/v3/js/widgets/file-upload.js
+++ b/web_interface/static/v3/js/widgets/file-upload.js
@@ -221,6 +221,7 @@
             }
             notifyFn(`Upload error: ${error.message}`, 'error');
         } finally {
+            const fileInput = document.getElementById(`${fieldId}_file_input`);
             if (fileInput) fileInput.value = '';
         }
     };