diff --git a/tests/test_parse_file.py b/tests/test_parse_file.py
index 751d267..8524e58 100644
--- a/tests/test_parse_file.py
+++ b/tests/test_parse_file.py
@@ -309,7 +309,7 @@ from compose_viz.volume import Volume, VolumeType
                     ),
                     Service(
                         name="backend",
-                        image="awesome/backend",
+                        extends=Extends(service_name="frontend"),
                         ports=["8000:5001"],
                     ),
                 ]