diff --git a/tailbone_corepos/views/members.py b/tailbone_corepos/views/members.py
index dc75298..cca122f 100644
--- a/tailbone_corepos/views/members.py
+++ b/tailbone_corepos/views/members.py
@@ -130,11 +130,21 @@ class MemberEquityPaymentViewSupplement(ViewSupplement):
         g.set_sorter('corepos_datetime', model.CoreMemberEquityPayment.corepos_datetime)
 
     def configure_form(self, f):
+
         f.append('corepos_card_number')
+        f.set_readonly('corepos_card_number')
+
         f.append('corepos_transaction_number')
+        f.set_readonly('corepos_transaction_number')
+
         f.append('corepos_transaction_id')
+        f.set_readonly('corepos_transaction_id')
+
         f.append('corepos_department_number')
+        f.set_readonly('corepos_department_number')
+
         f.append('corepos_datetime')
+        f.set_readonly('corepos_datetime')
 
     def get_version_child_classes(self):
         model = self.model