diff --git a/modules/services/borgmatic.nix b/modules/services/borgmatic.nix
index bd2e30ed5..4277d1d47 100644
--- a/modules/services/borgmatic.nix
+++ b/modules/services/borgmatic.nix
@@ -25,6 +25,8 @@ in
           the onCalendar option. See
           {manpage}`systemd.time(7)`
           for more information about the format.
+
+          ${lib.hm.darwin.intervalDocumentation}
         '';
       };
     };