diff --git a/addons/base_import/static/src/import_model.js b/addons/base_import/static/src/import_model.js
index eb36d7ee57c..fc538147ce1 100644
--- a/addons/base_import/static/src/import_model.js
+++ b/addons/base_import/static/src/import_model.js
@@ -432,7 +432,7 @@ export class BaseImportModel {
             }
         }
 
-        if (!this.fields.length) {
+        if (!res.fields.length) {
             this.importOptionsValues.advanced.value = res.advanced_mode;
         }