diff --git a/frappe/patches/v12_0/move_email_and_phone_to_child_table.py b/frappe/patches/v12_0/move_email_and_phone_to_child_table.py
index 3d9086dc52..b18a7487f3 100644
--- a/frappe/patches/v12_0/move_email_and_phone_to_child_table.py
+++ b/frappe/patches/v12_0/move_email_and_phone_to_child_table.py
@@ -52,7 +52,7 @@ def execute():
 			phone_values.append((
 				phone_counter,
 				frappe.generate_hash(contact_detail.email_id, 10),
-				contact_detail.phone,
+				contact_detail.mobile_no,
 				'phone_nos',
 				'Contact',
 				contact_detail.name,