diff --git a/app/models/client.py b/app/models/client.py
index b2801fe..b1f90dd 100644
--- a/app/models/client.py
+++ b/app/models/client.py
@@ -21,7 +21,6 @@ class Client(db.Model):
     
     # Relationships
     projects = db.relationship('Project', backref='client_obj', lazy='dynamic', cascade='all, delete-orphan')
-    notes = db.relationship('ClientNote', backref='client', lazy='dynamic', cascade='all, delete-orphan')
     
     def __init__(self, name, description=None, contact_person=None, email=None, phone=None, address=None, default_hourly_rate=None):
         self.name = name.strip()
diff --git a/app/models/client_note.py b/app/models/client_note.py
index 9c9b73f..ed8cdc5 100644
--- a/app/models/client_note.py
+++ b/app/models/client_note.py
@@ -25,7 +25,7 @@ class ClientNote(db.Model):
     
     # Relationships
     author = db.relationship('User', backref='client_notes')
-    client = db.relationship('Client', backref='notes')
+    client = db.relationship('Client', backref=db.backref('notes', cascade='all, delete-orphan'))
     
     def __init__(self, content, user_id, client_id, is_important=False):
         """Create a client note.