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Diffstat (limited to 'nixpkgs/nixos/modules/services/networking/nftables.nix')
-rw-r--r--nixpkgs/nixos/modules/services/networking/nftables.nix2
1 files changed, 2 insertions, 0 deletions
diff --git a/nixpkgs/nixos/modules/services/networking/nftables.nix b/nixpkgs/nixos/modules/services/networking/nftables.nix
index 72f37c32253e..eb74d373b0af 100644
--- a/nixpkgs/nixos/modules/services/networking/nftables.nix
+++ b/nixpkgs/nixos/modules/services/networking/nftables.nix
@@ -32,6 +32,7 @@ in
     };
     networking.nftables.ruleset = mkOption {
       type = types.lines;
+      default = "";
       example = ''
         # Check out https://wiki.nftables.org/ for better documentation.
         # Table for both IPv4 and IPv6.
@@ -86,6 +87,7 @@ in
         name = "nftables-rules";
         text = cfg.ruleset;
       };
+      defaultText = literalDocBook ''a file with the contents of <option>networking.nftables.ruleset</option>'';
       description =
         ''
           The ruleset file to be used with nftables.  Should be in a format that