diff --git a/src/covid19/blueprints/application/application_model.py b/src/covid19/blueprints/application/application_model.py
index 0f85612e123a4e8aff8ec3f1608b1a08f1774a63..e27101d07682a84ea224f0978207065f268b0968 100644
--- a/src/covid19/blueprints/application/application_model.py
+++ b/src/covid19/blueprints/application/application_model.py
@@ -43,7 +43,8 @@ class ApplicationDateReported(db.Model):
         return {1: "Montag", 2: "Dienstag", 3: "Mittwoch", 4: "Donnerstag", 5: "Freitag", 6: "Samstag",
                              7: "Sonntag"}
 
-    def __get_datum_parts(cls, my_date_rep: str):
+    @classmethod
+    def get_datum_parts(cls, my_date_rep: str):
         my_date_parts = my_date_rep.split("-")
         my_year = int(my_date_parts[0])
         my_month = int(my_date_parts[1])
@@ -51,11 +52,13 @@ class ApplicationDateReported(db.Model):
         datum_parts = (my_year, my_month, my_day)
         return datum_parts
 
-    def __get_datum(cls, my_year: int, my_month: int, my_day: int):
+    @classmethod
+    def get_datum(cls, my_year: int, my_month: int, my_day: int):
         my_datum = date(my_year, my_month, my_day)
         return my_datum
 
-    def __get_datum_as_str(cls, my_year: int, my_month: int, my_day: int):
+    @classmethod
+    def get_datum_as_str(cls, my_year: int, my_month: int, my_day: int):
         my_datum_tp_be_stored = str(my_year)
         my_datum_tp_be_stored += "-"
         if my_month < 10:
@@ -67,7 +70,8 @@ class ApplicationDateReported(db.Model):
         my_datum_tp_be_stored += str(my_day)
         return my_datum_tp_be_stored
 
-    def __my_year_week(cls, my_iso_year: int, week_number: int):
+    @classmethod
+    def my_year_week(cls, my_iso_year: int, week_number: int):
         my_year_week = "" + str(my_iso_year)
         if week_number < 10:
             my_year_week += "-0"
@@ -78,11 +82,11 @@ class ApplicationDateReported(db.Model):
 
     @classmethod
     def create_new_object_factory(cls, my_date_rep: str):
-        (my_year, my_month, my_day) = cls.__get_datum_parts(my_date_rep)
-        date_reported = cls.__get_datum_as_str(my_year, my_month, my_day)
-        my_datum = cls.__get_datum(my_year, my_month, my_day)
+        (my_year, my_month, my_day) = cls.get_datum_parts(my_date_rep)
+        date_reported = cls.get_datum_as_str(my_year, my_month, my_day)
+        my_datum = cls.get_datum(my_year, my_month, my_day)
         (my_iso_year, week_number, weekday) = my_datum.isocalendar()
-        my_year_week = cls.__my_year_week(my_iso_year, week_number)
+        my_year_week = cls.my_year_week(my_iso_year, week_number)
         return ApplicationDateReported(
             date_reported=date_reported,
             datum=my_datum,
diff --git a/src/covid19/blueprints/ecdc/ecdc_model.py b/src/covid19/blueprints/ecdc/ecdc_model.py
index 5cdcb9b869ef306d8338384adb1c35ceda4ee543..c3586086b075c9efb4507fb47c568b56dabd5663 100644
--- a/src/covid19/blueprints/ecdc/ecdc_model.py
+++ b/src/covid19/blueprints/ecdc/ecdc_model.py
@@ -23,7 +23,8 @@ class EcdcDateReported(ApplicationDateReported):
     day_of_week = db.Column(db.Integer, nullable=False)
     week_of_year = db.Column(db.Integer, nullable=False)
 
-    def __get_datum_parts(cls, my_date_rep: str):
+    @classmethod
+    def get_datum_parts(cls, my_date_rep: str):
         my_date_parts = my_date_rep.split("/")
         my_year = int(my_date_parts[2])
         my_month = int(my_date_parts[1])
@@ -33,11 +34,11 @@ class EcdcDateReported(ApplicationDateReported):
 
     @classmethod
     def create_new_object_factory(cls, my_date_rep: str):
-        (my_year, my_month, my_day) = cls.__get_datum_parts(my_date_rep)
-        date_reported = cls.__get_datum_as_str(my_year, my_month, my_day)
-        my_datum = cls.__get_datum(my_year, my_month, my_day)
+        (my_year, my_month, my_day) = cls.get_datum_parts(my_date_rep)
+        date_reported = super().get_datum_as_str(my_year, my_month, my_day)
+        my_datum = super().get_datum(my_year, my_month, my_day)
         (my_iso_year, week_number, weekday) = my_datum.isocalendar()
-        my_year_week = cls.__my_year_week(my_iso_year, week_number)
+        my_year_week = super().my_year_week(my_iso_year, week_number)
         return EcdcDateReported(
             date_reported=date_reported,
             datum=my_datum,
diff --git a/src/covid19/blueprints/ecdc/ecdc_service_update.py b/src/covid19/blueprints/ecdc/ecdc_service_update.py
index e3d067ed2b044c31253b4ec1c8001e4ef1a577c8..5a572f91be1bb64522edcfcb479ff39a5bc639d4 100644
--- a/src/covid19/blueprints/ecdc/ecdc_service_update.py
+++ b/src/covid19/blueprints/ecdc/ecdc_service_update.py
@@ -24,12 +24,14 @@ class EcdcServiceUpdate:
             k += 1
             #my_date_rep = result_item['date_rep']
             my_date_rep = result_item[0]
-            o = EcdcDateReported.create_new_object_factory(
-                my_date_rep=my_date_rep
-            )
-            db.session.add(o)
+            oo = EcdcDateReported.find_by_date_reported(my_date_rep)
+            if oo is None:
+                o = EcdcDateReported.create_new_object_factory(
+                    my_date_rep=my_date_rep
+                )
+                db.session.add(o)
+                db.session.commit()
             app.logger.info("| " + my_date_rep + " | " + str(k) + " rows ")
-        db.session.commit()
         app.logger.info(" __update_date_reported [done]")
         app.logger.info("------------------------------------------------------------")
         return self