diff --git a/pkgs/development/python-modules/slh-dsa/default.nix b/pkgs/development/python-modules/slh-dsa/default.nix
new file mode 100644
index 000000000000..5b01189f93d0
--- /dev/null
+++ b/pkgs/development/python-modules/slh-dsa/default.nix
@@ -0,0 +1,29 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchPypi,
+  pdm-backend,
+}:
+
+buildPythonPackage rec {
+  pname = "slh-dsa";
+  version = "0.1.3";
+  pyproject = true;
+
+  src = fetchPypi {
+    pname = "slh_dsa";
+    inherit version;
+    hash = "sha256-0OtjlI/w3F0OWu+fsQI9M3lIQY0Nx48YbvoGcQ0AJ1Y=";
+  };
+
+  build-system = [ pdm-backend ];
+
+  pythonImportsCheck = [ "slhdsa" ];
+
+  meta = with lib; {
+    description = "Pure Python implementation of the SLH-DSA algorithm";
+    homepage = "https://github.com/colinxu2020/slhdsa";
+    license = licenses.mit;
+    maintainers = with maintainers; [ prusnak ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index bff0f1a6d500..bc2138052429 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -16706,6 +16706,8 @@ self: super: with self; {
     }
   );
 
+  slh-dsa = callPackage ../development/python-modules/slh-dsa { };
+
   slicedimage = callPackage ../development/python-modules/slicedimage { };
 
   slicer = callPackage ../development/python-modules/slicer { };