diff --git a/roles/nextcloud/tasks/install.yml b/roles/nextcloud/tasks/install.yml
index 0dafb198c..1305a86a6 100644
--- a/roles/nextcloud/tasks/install.yml
+++ b/roles/nextcloud/tasks/install.yml
@@ -41,6 +41,8 @@
 
 
 # https://docs.nextcloud.com/server/18/admin_manual/installation/source_installation.html#prerequisites-for-manual-installation
+# 2021-04-11: If you're running Nextcloud 21+ in production, carefully check the latest required AND recommended prereqs:
+# https://docs.nextcloud.com/server/21/admin_manual/installation/source_installation.html#prerequisites-for-manual-installation
 - name: Install ffmpeg + libxml2 + 13 php packages
   package:
     name: