diff --git a/helmfile/apps/collabora/helmfile.yaml b/helmfile/apps/collabora/helmfile.yaml
index 23e67cbf..a4885a94 100644
--- a/helmfile/apps/collabora/helmfile.yaml
+++ b/helmfile/apps/collabora/helmfile.yaml
@@ -2,6 +2,8 @@
 # SPDX-License-Identifier: Apache-2.0
 ---
 repositories:
+  # Collabora Online
+  # Source: https://github.com/CollaboraOnline/online
   - name: "collabora-online-repo"
     url: >-
       {{ env "PRIVATE_CHART_REPOSITORY_URL" |