diff --git a/overlays/default.nix b/overlays/default.nix
index 634156d9..db13087f 100644
--- a/overlays/default.nix
+++ b/overlays/default.nix
@@ -116,6 +116,8 @@ with final; {
 
   readsb = callPackage ./readsb.nix { };
 
+  schalterd = callPackage ./schalterd.nix { };
+
   telme10 = callPackage ./telme10.nix { };
 
   tracer-game =
diff --git a/overlays/schalterd.nix b/overlays/schalterd.nix
new file mode 100644
index 00000000..d4a97fc7
--- /dev/null
+++ b/overlays/schalterd.nix
@@ -0,0 +1,15 @@
+{ lib, pkgsStatic, fetchFromGitHub }:
+
+pkgsStatic.pkgsCross.armv7l-hf-multiplatform.rustPlatform.buildRustPackage {
+  name = "schalterd";
+
+  src = "${fetchFromGitHub {
+    owner = "astro";
+    repo = "spacemsg";
+    # master of 2023-07-02
+    rev = "a825a738544e62c285f4497c151a73d417326da2";
+    sha256 = "sha256-8sM2GdQ2nJ3YCCF5+ZW0vBNTKL3/ulY1/fmyw++5UQQ=";
+  }}/schalterd";
+
+  cargoSha256 = "sha256-OdNztl4XQML2UqK/4BLzKed3pBJNd9rIwHEXaIzLQ4U=";
+}