diff --git a/init.py b/init.py
index b1f19f3..b44efba 100644
--- a/init.py
+++ b/init.py
@@ -49,7 +49,7 @@ class User(UserMixin, db.Model):
     Datenbank-Modell für User.
     """
     __tablename__ = 'user'
-    id = db.Column(db.Integer, ForeignKey('dualis.uid', ondelete='CASCADE'), primary_key=True)
+    id = db.Column(db.Integer, primary_key=True)
     email = db.Column(db.String(255), unique=True)
     name = db.Column(db.String(255))
     kurs = db.Column(db.String(15))
@@ -61,7 +61,7 @@ class Dualis(db.Model):
     """
     __tablename__ = 'dualis'
     token = db.Column(db.String(255), unique=True)
-    uid = db.Column(db.Integer, primary_key=True)
+    uid = db.Column(db.Integer, ForeignKey('user.id', ondelete='CASCADE'), primary_key=True)
     token_created = db.Column(db.Integer)
     semester = db.Column(db.String(15))
 
@@ -71,7 +71,7 @@ class Semesterlist(db.Model):
     Datenbank-Modell für Semester-Liste.
     """
     __tablename__ = 'semesterlist'
-    uid = db.Column(db.Integer, ForeignKey('dualis.uid', ondelete='CASCADE'))
+    uid = db.Column(db.Integer, ForeignKey('user.id', ondelete='CASCADE'))
     semestername = db.Column(db.String(25))
     semesterid = db.Column(db.String(15))
     itemid = db.Column(db.Integer, primary_key=True)
@@ -92,7 +92,7 @@ class HiddenVL(db.Model):
     Datenbank-Modell für ausgeblendete Vorlesungen.
     """
     __tablename__ = 'hiddenVL'
-    uid = db.Column(db.Integer, ForeignKey('dualis.uid', ondelete='CASCADE'))
+    uid = db.Column(db.Integer, ForeignKey('user.id', ondelete='CASCADE'))
     eventid = db.Column(db.String(255))
     id = db.Column(db.String(255), primary_key=True)
     name = db.Column(db.String(255))
diff --git a/routing.py b/routing.py
index dd76d41..1b3aecd 100644
--- a/routing.py
+++ b/routing.py
@@ -326,6 +326,7 @@ def initRoutes(app: Flask):
             name = email[vorname:(vorname + nachname)].capitalize()
             new_user = User(email=email, name=name, id=hashedID)
             db.session.add(new_user)
+            db.session.commit()
             cookie = tokenAndCookie[1]
 
             newDualis = Dualis(uid=hashedID, token=tokenAndCookie[0], token_created=int(time.time()))