diff --git a/Pipfile b/Pipfile
index 2a7383e..ffd4bc4 100644
--- a/Pipfile
+++ b/Pipfile
@@ -16,6 +16,7 @@ tox = "*"
 pip = "*"
 sphinx-rtd-theme = "*"
 pylint = "*"
+# below pkgs are for py310 running pylint in CI
 tomli = "*"
 typing-extensions = "*"
 dill = "*"