diff --git a/examples/30_extended/create_upload_tutorial.py b/examples/30_extended/create_upload_tutorial.py
index f0ea00016..0692b9b09 100644
--- a/examples/30_extended/create_upload_tutorial.py
+++ b/examples/30_extended/create_upload_tutorial.py
@@ -100,8 +100,8 @@
     # The attribute that represents the row-id column, if present in the
     # dataset.
     row_id_attribute=None,
-    # Attributes that should be excluded in modelling, such as identifiers and
-    # indexes.
+    # Attribute or list of attributes that should be excluded in modelling, such as 
+    # identifiers and indexes. E.g. "feat1" or ["feat1","feat2"]
     ignore_attribute=None,
     # How to cite the paper.
     citation=citation,