Update add_default_dashboards.py
diff --git a/erpnext/patches/v12_0/add_default_dashboards.py b/erpnext/patches/v12_0/add_default_dashboards.py
index 24661cc..2a91e1b 100644
--- a/erpnext/patches/v12_0/add_default_dashboards.py
+++ b/erpnext/patches/v12_0/add_default_dashboards.py
@@ -6,5 +6,5 @@
 
 def execute():
 	frappe.reload_doc("desk", "doctype", "number_card_link")
-	frappe.reload_doc("desk", "doctype", "patient_appointment")
+	frappe.reload_doc("healthcare", "doctype", "patient_appointment")
 	add_dashboards()