diff --git a/flake/system/borg.nix b/flake/system/borg.nix
index 1e5313b..743408a 100644
--- a/flake/system/borg.nix
+++ b/flake/system/borg.nix
@@ -7,7 +7,8 @@
           { label = "plinth"; path = "ssh://backup@100.66.18.84/./plinth"; }
         ];
         source_directories = [
-          "/srv/pds"
+          "/etc/letsencrypt"
+          "/srv/pds/data"
           "/srv/pds-testing/data"
         ];
         encryption_passcommand = "${pkgs.coreutils}/bin/cat /root/.borg_password";