diff --git a/src/covid19/blueprints/vaccination/vaccination_model.py b/src/covid19/blueprints/vaccination/vaccination_model.py
index 267d2be0099335a85c6b23a91c4fe88d395ad914..84900d90f354bac754f1ab1d6e4b80d04de5957d 100644
--- a/src/covid19/blueprints/vaccination/vaccination_model.py
+++ b/src/covid19/blueprints/vaccination/vaccination_model.py
@@ -72,13 +72,13 @@ class VaccinationData(db.Model):
     @classmethod
     def get_all_as_page(cls, page):
         return db.session.query(cls)\
-            .order_by(cls.datum.desc())\
+            .order_by(cls.date_reported)\
             .paginate(page, per_page=ITEMS_PER_PAGE)
 
     @classmethod
     def get_all(cls):
         return db.session.query(cls)\
-            .order_by(cls.datum.desc())\
+            .order_by(cls.date_reported)\
             .all()
 
     @classmethod
@@ -96,10 +96,5 @@ class VaccinationData(db.Model):
     @classmethod
     def find_by_datum(cls, other_datum):
         return db.session.query(cls) \
-            .filter(cls.datum == other_datum) \
+            .filter(cls.date_reported == other_datum) \
             .one_or_none()
-
-    @classmethod
-    def create_new_object_factory(cls, my_date_rep):
-        # TODO implement VaccinationData.create_new_object_factory
-        pass
diff --git a/src/covid19/blueprints/vaccination/vaccination_service_update.py b/src/covid19/blueprints/vaccination/vaccination_service_update.py
index 13d5cd4571bc899ac1828f919f25df5d0d0e239c..1d6e772ca52ca4e19fcbb75beec13bc01c2e8047 100644
--- a/src/covid19/blueprints/vaccination/vaccination_service_update.py
+++ b/src/covid19/blueprints/vaccination/vaccination_service_update.py
@@ -25,7 +25,7 @@ class VaccinationServiceUpdate:
         for one_date_reported in date_reported_list:
             i += 1
             output = " [ " + str(i) + " ] " + one_date_reported + " added"
-            o = VaccinationData.create_new_object_factory(one_date_reported)
+            o = VaccinationDateReported.create_new_object_factory(one_date_reported)
             db.session.add(o)
             app.logger.info(output)
         db.session.commit()