diff --git a/roles/helm/defaults/main.yml b/roles/helm/defaults/main.yml
index 61eac60..bd0af99 100644
--- a/roles/helm/defaults/main.yml
+++ b/roles/helm/defaults/main.yml
@@ -1,17 +1,31 @@
-# Copyright (c) 2022 VEXXHOST, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License. You may obtain
-# a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-# License for the specific language governing permissions and limitations
-# under the License.
+---
+# .. vim: foldmarker=[[[,]]]:foldmethod=marker
 
+# .. Copyright (C) 2022 VEXXHOST, Inc.
+# .. SPDX-License-Identifier: Apache-2.0
+
+# Default variables
+# =================
+
+# .. contents:: Sections
+#    :local:
+
+
+# .. envvar:: helm_repository_apt_key [[[
+#
+# Helm APT repository GPG key
 helm_repository_apt_key: https://baltocdn.com/helm/signing.asc
+
+                                                                   # ]]]
+# .. envvar:: helm_repository_url [[[
+#
+# Helm APT repository URL
 helm_repository_url: https://baltocdn.com/helm/stable/debian/
+
+                                                                   # ]]]
+# .. envvar:: helm_version [[[
+#
+# Helm version to use
 helm_version: 3.8.0
+
+                                                                   # ]]]