diff --git a/circle.yml b/circle.yml
index f321653..8b27df0 100644
--- a/circle.yml
+++ b/circle.yml
@@ -19,4 +19,4 @@ test:
     - flake8 md_pdf/ --ignore=E128,E501
     - safety check
     - bandit -r md_pdf/
-    - mdp --help
+    - mdp --update-csl