diff --git a/tox.ini b/tox.ini
index 086cbeb..e204abb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -49,7 +49,7 @@ deps =
     ruff
 
 commands =
-    ruff user_visit
+    ruff check user_visit
 
 [testenv:mypy]
 description = Python source code type hints (mypy)