diff --git a/tasks/radicale.yml b/tasks/radicale.yml
index 5f7f329..901265f 100644
--- a/tasks/radicale.yml
+++ b/tasks/radicale.yml
@@ -1,3 +1,7 @@
+# TODO: create dedicated radicale user
+# TODO: update collection path
+# see https://radicale.org/3.0.html#tutorials/running-as-a-service
+
 - name: create radicale virtualenv directory
   become: true
   file: