diff --git a/tests/compute/docker/test_docker_vm.py b/tests/compute/docker/test_docker_vm.py
index bf484390..4108cf6f 100644
--- a/tests/compute/docker/test_docker_vm.py
+++ b/tests/compute/docker/test_docker_vm.py
@@ -66,7 +66,8 @@ def test_json(vm, project):
         'start_command': vm.start_command,
         'environment': vm.environment,
         'node_directory': vm.working_dir,
-        'status': 'stopped'
+        'status': 'stopped',
+        'usage': ''
     }