diff --git a/src/borg/archiver.py b/src/borg/archiver.py
index 3a6f7a719..75f4b355f 100644
--- a/src/borg/archiver.py
+++ b/src/borg/archiver.py
@@ -4309,7 +4309,9 @@ class Archiver:
         Important: Repository disk space is **not** freed until you run ``borg compact``.
 
         This command is normally used by automated backup scripts wanting to keep a
-        certain number of historic backups.
+        certain number of historic backups. This retention policy is commonly referred to as
+        `GFS <https://en.wikipedia.org/wiki/Backup_rotation_scheme#Grandfather-father-son>`_
+        (Grandfather-father-son) backup rotation scheme.
 
         Also, prune automatically removes checkpoint archives (incomplete archives left
         behind by interrupted backup runs) except if the checkpoint is the latest