diff --git a/src/flask_covid19/blueprints/data_rki/rki_model.py b/src/flask_covid19/blueprints/data_rki/rki_model.py
index f8f2702899145892f87da492f9245ca3dd14c56d..dde87528741373c34413d6b09732d53f490db277 100644
--- a/src/flask_covid19/blueprints/data_rki/rki_model.py
+++ b/src/flask_covid19/blueprints/data_rki/rki_model.py
@@ -279,7 +279,7 @@ class RkiData(BlueprintFactTable):
     altersgruppe2 = db.Column(db.String(255), nullable=False)
 
     @classmethod
-    def find_by_date_reported_and_location(cls, date_reported: BlueprintDateReported, location: BlueprintLocation):
+    def find_by_date_reported_and_location(cls, date_reported: RkiMeldedatum, location: RkiLandkreis):
         return db.session.query(cls).filter(
             and_((cls.date_reported.id == date_reported.id), (cls.location.id == location.id))
         ).one_or_none()