diff --git a/app/models.py b/app/models.py
index 0d58a6611..12c4b5f28 100644
--- a/app/models.py
+++ b/app/models.py
@@ -543,6 +543,8 @@ class Service(db.Model, Versioned):
         nullable=True,
     )
     organization = db.relationship("Organization", backref="services")
+    service_sms_senders = db.relationship("ServiceSmsSender", back_populates="service")
+    inbound_number = db.relationship("InboundNumber", back_populates="service")
 
     notes = db.Column(db.Text, nullable=True)
     purchase_order_number = db.Column(db.String(255), nullable=True)
@@ -685,10 +687,7 @@ class InboundNumber(db.Model):
         index=True,
         nullable=True,
     )
-    service = db.relationship(
-        Service,
-        backref=db.backref("inbound_number", uselist=False),
-    )
+    service = db.relationship(Service, back_populates="inbound_number")
     active = db.Column(
         db.Boolean,
         index=False,
@@ -734,10 +733,7 @@ class ServiceSmsSender(db.Model):
         nullable=False,
         unique=False,
     )
-    service = db.relationship(
-        Service,
-        backref=db.backref("service_sms_senders", uselist=True),
-    )
+    service = db.relationship(Service, back_populates="service_sms_senders")
     is_default = db.Column(db.Boolean, nullable=False, default=True)
     archived = db.Column(db.Boolean, nullable=False, default=False)
     inbound_number_id = db.Column(
diff --git a/app/service/rest.py b/app/service/rest.py
index 7d98cd91c..112fe15e0 100644
--- a/app/service/rest.py
+++ b/app/service/rest.py
@@ -201,6 +201,8 @@ def get_service_by_id(service_id):
         fetched = dao_fetch_service_by_id(service_id)
 
         data = service_schema.dump(fetched)
+
+    current_app.logger.info(f'>> SERVICE: {data["id"]}; sms_senders: {data["sms_senders_with_hints"]}')
     return jsonify(data=data)