diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 9c94bb00c292..f60581756dd5 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -15631,6 +15631,12 @@
     githubId = 1729331;
     name = "Dominique Martinet";
   };
+  martinimoe = {
+    email = "moe@martini.moe";
+    github = "martinimoe";
+    githubId = 7438779;
+    name = "Martini Moe";
+  };
   martinjlowm = {
     email = "martin@martinjlowm.dk";
     github = "martinjlowm";
diff --git a/pkgs/by-name/so/sointu/package.nix b/pkgs/by-name/so/sointu/package.nix
new file mode 100644
index 000000000000..cf4a2cdf190f
--- /dev/null
+++ b/pkgs/by-name/so/sointu/package.nix
@@ -0,0 +1,59 @@
+{
+  buildGo123Module,
+  fetchFromGitHub,
+  lib,
+  pkg-config,
+  nix-update-script,
+  alsa-lib,
+  libGL,
+  libxkbcommon,
+  vulkan-headers,
+  wayland,
+  xorg,
+}:
+
+buildGo123Module {
+  pname = "sointu";
+  version = "0.4.1-unstable-2025-08-13";
+
+  src = fetchFromGitHub {
+    owner = "vsariola";
+    repo = "sointu";
+    rev = "74fea4138fd788eddeb726440c872937de56fd1c";
+    hash = "sha256-kHK35Bt/+ucPCsFE3p72J3jSHzhOK9QKtJPG+3grBvs=";
+  };
+
+  nativeBuildInputs = [
+    pkg-config
+  ];
+
+  buildInputs = [
+    alsa-lib
+    libGL
+    libxkbcommon
+    vulkan-headers
+    wayland
+    xorg.libX11
+    xorg.libXcursor
+    xorg.libXfixes
+  ];
+
+  proxyVendor = true;
+  vendorHash = "sha256-gLDLKqu6k7/nwv6xHUE6MIYrbQFfVFAuUiMbLptcE5k=";
+
+  subPackages = [
+    "cmd/sointu-track"
+    "cmd/sointu-compile"
+    "cmd/sointu-play"
+  ];
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Fork of 4klang that can target 386, amd64 and WebAssembly";
+    mainProgram = "sointu-track";
+    homepage = "https://github.com/vsariola/sointu";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ martinimoe ];
+  };
+}