treewide: Mark Nix blocks in markdown as Nix

This should help us with highlighting and future formatting.

1 files changed, 4 insertions, 4 deletions

diff --git a/nixos/modules/programs/digitalbitbox/default.md b/nixos/modules/programs/digitalbitbox/default.md
index 9bca14e97ffe..c93d0f2b7f0a 100644
--- a/nixos/modules/programs/digitalbitbox/default.md
+++ b/nixos/modules/programs/digitalbitbox/default.md
@@ -4,7 +4,7 @@ Digital Bitbox is a hardware wallet and second-factor authenticator.
 
 The `digitalbitbox` programs module may be installed by setting
 `programs.digitalbitbox` to `true` in a manner similar to
-```
+```nix
 programs.digitalbitbox.enable = true;
 ```
 and bundles the `digitalbitbox` package (see [](#sec-digitalbitbox-package)),
@@ -21,7 +21,7 @@ For more information, see <https://digitalbitbox.com/start_linux>.
 
 The binaries, `dbb-app` (a GUI tool) and `dbb-cli` (a CLI tool), are available
 through the `digitalbitbox` package which could be installed as follows:
-```
+```nix
 environment.systemPackages = [
   pkgs.digitalbitbox
 ];
@@ -31,13 +31,13 @@ environment.systemPackages = [
 
 The digitalbitbox hardware package enables the udev rules for Digital Bitbox
 devices and may be installed as follows:
-```
+```nix
 hardware.digitalbitbox.enable = true;
 ```
 
 In order to alter the udev rules, one may provide different values for the
 `udevRule51` and `udevRule52` attributes by means of overriding as follows:
-```
+```nix
 programs.digitalbitbox = {
   enable = true;
   package = pkgs.digitalbitbox.override {