diff --git a/landms/patches/custom_fields/custom_fields_json/07_payment_entry.json b/landms/patches/custom_fields/custom_fields_json/07_payment_entry.json
index 6eee936..dee4330 100644
--- a/landms/patches/custom_fields/custom_fields_json/07_payment_entry.json
+++ b/landms/patches/custom_fields/custom_fields_json/07_payment_entry.json
@@ -1,7 +1,6 @@
 [
     {
         "name": "Payment Entry-plot",
-        "idx": 97,
         "dt": "Payment Entry",
         "label": "Plot",
         "fieldname": "plot",
@@ -14,7 +13,6 @@
     },
     {
         "name": "Payment Entry-plot_number",
-        "idx": 97,
         "dt": "Payment Entry",
         "label": "Plot Number",
         "fieldname": "plot_number",
@@ -26,7 +24,6 @@
     },
     {
         "name": "Payment Entry-plot_outstanding_amount",
-        "idx": 97,
         "dt": "Payment Entry",
         "label": "Plot Outstanding Amount",
         "fieldname": "plot_outstanding_amount",
@@ -35,5 +32,17 @@
         "read_only": 1,
         "allow_on_submit": 1,
         "doctype": "Custom Field"
+    },
+    {
+        "name": "Payment Entry-mobile_no",
+        "dt": "Payment Entry",
+        "label": "Mobile No",
+        "fieldname": "mobile_no",
+        "insert_after": "contact_email",
+        "fieldtype": "Data",
+        "options": "Phone",
+        "read_only": 1,
+        "in_preview": 1,
+        "doctype": "Custom Field"
     }
 ]
\ No newline at end of file
diff --git a/landms/payment_sync.py b/landms/payment_sync.py
index 33b64db..2d61a5f 100644
--- a/landms/payment_sync.py
+++ b/landms/payment_sync.py
@@ -27,6 +27,10 @@ def validate_payment_entry(doc, method=None):
 	if not doc.get("references"):
 		return
 
+	if doc.contact_person and not doc.mobile_no:
+		contact_info = frappe.get_cached_value("Contact", doc.contact_person, ["mobile_no", "phone"], as_dict=True)
+		doc.mobile_no = contact_info.get("mobile_no") or contact_info.get("phone")
+
 	normalized_rows = []
 	seen_invoice_rows: dict[tuple[str, str], dict] = {}