diff --git a/frappe/public/js/frappe/form/controls/attach.js b/frappe/public/js/frappe/form/controls/attach.js
index fc8aef72b8..0f40a0a829 100644
--- a/frappe/public/js/frappe/form/controls/attach.js
+++ b/frappe/public/js/frappe/form/controls/attach.js
@@ -79,7 +79,7 @@ frappe.ui.form.ControlAttach = class ControlAttach extends frappe.ui.form.Contro
 		if (this.frm) {
 			options.doctype = this.frm.doctype;
 			options.docname = this.frm.docname;
-			options.fieldname = this.df.fieldname;
+			options.fieldname = this.grid ? this.grid.df.fieldname : this.df.fieldname;
 			options.make_attachments_public = this.frm.meta.make_attachments_public;
 		}