diff --git a/roles/nextcloud/tasks/main.yml b/roles/nextcloud/tasks/main.yml
index bb8bea837..76349af30 100644
--- a/roles/nextcloud/tasks/main.yml
+++ b/roles/nextcloud/tasks/main.yml
@@ -19,6 +19,7 @@
 # INSPIRED BY: github.com/iiab/iiab/blob/master/roles/nodejs/tasks/main.yml#L10-L54
 
 - name: Try to run 'php -v' to get PHP version
+  # e.g. converts multi-line "PHP 7.0.33-0ubuntu0.16.04.5 (cli) ( NTS ) ..." to "7.0.33"
   shell: php -v | head -1 | sed 's/^[^0-9.]*//' | sed 's/[^0-9.].*//'
   register: php_version_installed
   #ignore_errors: yes    # NOT NEC: if php is not installed, php_version_installed.stdout will get set to ""