diff --git a/samples/multi-project/tye.yaml b/samples/multi-project/tye.yaml
index 12366b88..328f37f6 100644
--- a/samples/multi-project/tye.yaml
+++ b/samples/multi-project/tye.yaml
@@ -4,12 +4,16 @@ name: multi-project
 services:
 - name: backend
   project: backend/backend.csproj
+  bindings:
+  - port: 7000
 - name: frontend
   project: frontend/frontend.csproj
   replicas: 2
+  bindings:
+  - port: 8000
 - name: worker
   project: worker/worker.csproj
 - name: rabbit
   image: rabbitmq:3-management
   bindings:
-    - port: 5672
\ No newline at end of file
+    - port: 5672