diff --git a/src/utils/contacts/generate_contact_list_to_register.py b/src/utils/contacts/generate_contact_list_to_register.py
index ddd68b4..413496f 100644
--- a/src/utils/contacts/generate_contact_list_to_register.py
+++ b/src/utils/contacts/generate_contact_list_to_register.py
@@ -18,6 +18,15 @@ def generate_list_to_register():
                 break
         if _to_add:
             _contact_list_to_register.append(_contact)
+    _all_contacts = MONGO_STORE_MANAGER.get_all_contacts_to_book()
+    for _contact in _contact_list_to_register:
+        if _contact.last_name is None or len(_contact.last_name) == 0:
+            for _true_contact in _all_contacts:
+                if _true_contact.mail == _contact.mail:
+                    _contact.last_name = _true_contact.last_name
+                    _contact.phone = _true_contact.phone
+                    _contact.passport = _true_contact.passport
+                    _contact.first_name = _true_contact.first_name
     return _contact_list_to_register