diff --git a/src/hubmap_translation/addl_index_transformations/portal/add_assay_details.py b/src/hubmap_translation/addl_index_transformations/portal/add_assay_details.py
index e46262a9..837f7f5a 100644
--- a/src/hubmap_translation/addl_index_transformations/portal/add_assay_details.py
+++ b/src/hubmap_translation/addl_index_transformations/portal/add_assay_details.py
@@ -254,6 +254,6 @@ def get_assay_type_for_descendants(descendant):
 
                 _set_soft_assaytype(parent, parent_assay_info)
 
-                if has_visualization(parent, get_assay_type_for_viz):
+                if has_visualization(doc, get_assay_type_for_viz, parent):
                     doc['visualization'] = True
                     break