diff --git a/nixbld-etc-nixos/backup-module.nix b/nixbld-etc-nixos/backup-module.nix
index 9206b857..dbc837fa 100644
--- a/nixbld-etc-nixos/backup-module.nix
+++ b/nixbld-etc-nixos/backup-module.nix
@@ -16,7 +16,7 @@ let
     ${pkgs.sudo}/bin/sudo -u mattermost ${config.services.postgresql.package}/bin/pg_dump mattermost > mattermost.sql
     ${pkgs.sudo}/bin/sudo -u rt ${config.services.postgresql.package}/bin/pg_dump rt5 > rt.sql
 
-    ${pkgs.gnutar}/bin/tar cf - --exclude "/var/lib/gitea/repositories/*/*.git/archives" --exclude "/var/lib/gitea/data/repo-archive" --exclude "/var/lib/afws/.cache" /etc/nixos /var/vmail /var/lib/gitea /var/lib/afws /var/lib/mattermost/data flarum.sql mattermost.sql rt.sql | \
+    ${pkgs.gnutar}/bin/tar cf - --exclude "/var/lib/gitea/repositories/*/*.git/archives" --exclude "/var/lib/gitea/data/repo-archive" --exclude "/var/lib/afws/.cache" /etc/nixos /var/vmail /var/lib/hedgedoc /var/lib/gitea /var/lib/afws /var/lib/mattermost/data flarum.sql mattermost.sql rt.sql | \
         ${pkgs.bzip2}/bin/bzip2 | \
         ${pkgs.gnupg}/bin/gpg --symmetric --batch --passphrase-file /etc/nixos/secret/backup-passphrase > /home/backupdl/$FILENAME