diff --git a/admin_manual/configuration_server/config_sample_php_parameters.rst b/admin_manual/configuration_server/config_sample_php_parameters.rst
index b0e246019..52b524785 100644
--- a/admin_manual/configuration_server/config_sample_php_parameters.rst
+++ b/admin_manual/configuration_server/config_sample_php_parameters.rst
@@ -1396,6 +1396,20 @@ Set this ownCloud instance to debugging mode
 Only enable this for local development and not in production environments
 This will disable the minifier and outputs some additional debug information
 
+::
+
+	'data-fingerprint' => '',
+
+Sets the data-fingerprint of the current data served
+
+This is a property used by the clients to find out if a backup has been
+restored on the server. Once a backup is restored run
+./occ maintenance:data-fingerprint
+To set this to a new value.
+
+Updating/Deleting this value can make connected clients stall until
+the user has resolved conflicts.
+
 ::
 
 	'copied_sample_config' => true,