diff --git a/tests/test_cliScript.py b/tests/test_cliScript.py
index e6c92637..acb96f42 100644
--- a/tests/test_cliScript.py
+++ b/tests/test_cliScript.py
@@ -53,6 +53,7 @@ def buildArgs(**kwargs):
             pipeline=None,
             pipeline_actions=(),
             pipeline_dot=None,
+            pipeline_mermaid=None,
             save_pipeline=None,
             show=ShowInfo([]),
         )