1 files changed, 5 insertions, 5 deletions
diff --git a/nixpkgs/nixos/modules/services/backup/duplicity.nix b/nixpkgs/nixos/modules/services/backup/duplicity.nix
index afa4f31b129c..05ec997ab66b 100644
--- a/nixpkgs/nixos/modules/services/backup/duplicity.nix
+++ b/nixpkgs/nixos/modules/services/backup/duplicity.nix
@@ -13,7 +13,7 @@ let
 in
 {
   options.services.duplicity = {
-    enable = mkEnableOption "backups with duplicity";
+    enable = mkEnableOption (lib.mdDoc "backups with duplicity");
 
     root = mkOption {
       type = types.path;
@@ -54,15 +54,15 @@ in
     secretFile = mkOption {
       type = types.nullOr types.path;
       default = null;
-      description = ''
+      description = lib.mdDoc ''
         Path of a file containing secrets (gpg passphrase, access key...) in
         the format of EnvironmentFile as described by
-        <citerefentry><refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum></citerefentry>. For example:
-        <programlisting>
+        {manpage}`systemd.exec(5)`. For example:
+        ```
         PASSPHRASE=«...»
         AWS_ACCESS_KEY_ID=«...»
         AWS_SECRET_ACCESS_KEY=«...»
-        </programlisting>
+        ```
       '';
     };