diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 36450a6..d78216f 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -72,3 +72,8 @@ repository.
 
   * CC BY-SA 4.0 (by nixos-artwork)
       * `wallpapers/nix-wallpaper-nineish.*`
+
+## @samuelgrf
+
+  * CC BY-SA 4.0 (by nixos-artwork)
+      * `wallpapers/nix-wallpaper-nineish-dark-gray.*`
diff --git a/wallpapers/nix-wallpaper-nineish-dark-gray.png b/wallpapers/nix-wallpaper-nineish-dark-gray.png
new file mode 100644
index 0000000..879b65a
Binary files /dev/null and b/wallpapers/nix-wallpaper-nineish-dark-gray.png differ
diff --git a/wallpapers/nix-wallpaper-nineish-dark-gray.svg b/wallpapers/nix-wallpaper-nineish-dark-gray.svg
new file mode 100644
index 0000000..93e5315
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