diff --git a/pkgs/development/python-modules/multi-key-dict/default.nix b/pkgs/development/python-modules/multi-key-dict/default.nix
new file mode 100644
index 000000000000..c959f2e8f2ec
--- /dev/null
+++ b/pkgs/development/python-modules/multi-key-dict/default.nix
@@ -0,0 +1,34 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, setuptools
+}:
+
+buildPythonPackage rec {
+  pname = "multi-key-dict";
+  version = "2.0.3";
+  pyproject = true;
+
+  src = fetchPypi {
+    pname = "multi_key_dict";
+    inherit version;
+    hash = "sha256-3uvewXqjChxDLLP0N+gfhiHhwFQqDAYXp09x4jLpk54=";
+  };
+
+  nativeBuildInputs = [
+    setuptools
+  ];
+
+  # upstream has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "multi_key_dict"
+  ];
+
+  meta = with lib; {
+    description = "multi_key_dict";
+    homepage = "https://github.com/formiaczek/multi_key_dict";
+    license = licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/multi_key_dict/default.nix b/pkgs/development/python-modules/multi_key_dict/default.nix
deleted file mode 100644
index cb539e4dd90f..000000000000
--- a/pkgs/development/python-modules/multi_key_dict/default.nix
+++ /dev/null
@@ -1,21 +0,0 @@
-{ lib
-, buildPythonPackage
-, fetchPypi
-}:
-
-buildPythonPackage rec {
-  pname = "multi_key_dict";
-  version = "2.0.3";
-
-  src = fetchPypi {
-    inherit pname version;
-    sha256 = "17lkx4rf4waglwbhc31aak0f28c63zl3gx5k5i1iq2m3gb0xxsyy";
-  };
-
-  meta = with lib; {
-    description = "multi_key_dict";
-    homepage = "https://github.com/formiaczek/multi_key_dict";
-    license = licenses.mit;
-  };
-
-}
diff --git a/pkgs/development/python-modules/python-jenkins/default.nix b/pkgs/development/python-modules/python-jenkins/default.nix
index af0671279ab1..674ca539c701 100644
--- a/pkgs/development/python-modules/python-jenkins/default.nix
+++ b/pkgs/development/python-modules/python-jenkins/default.nix
@@ -7,7 +7,7 @@
 , pyyaml
 , setuptools
 , six
-, multi_key_dict
+, multi-key-dict
 , testscenarios
 , requests
 , requests-mock
@@ -40,7 +40,7 @@ buildPythonPackage rec {
   ];
 
   buildInputs = [ mock ];
-  propagatedBuildInputs = [ pbr pyyaml setuptools six multi_key_dict requests ];
+  propagatedBuildInputs = [ pbr pyyaml setuptools six multi-key-dict requests ];
 
   __darwinAllowLocalNetworking = true;
 
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index b93478d437fd..4f843ef4a891 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -240,6 +240,7 @@ mapAliases ({
   mistune_2_0 = mistune; # added 2022-08-12
   mox = throw "mox was removed because it is unmaintained"; # added 2023-02-21
   mrkd = throw "mrkd has been promoted to a top-level attribute"; # added 2023-08-01
+  multi_key_dict = multi-key-dict; # added 2023-11-05
   mutmut = throw "mutmut has been promoted to a top-level attribute"; # added 2022-10-02
   net2grid = gridnet; # add 2022-04-22
   nghttp2 = throw "in 1.52.0 removed deprecated python bindings."; # added 2023-06-08
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index c7d2fb4a2f71..53d451ec6f11 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7105,7 +7105,7 @@ self: super: with self; {
 
   multidict = callPackage ../development/python-modules/multidict { };
 
-  multi_key_dict = callPackage ../development/python-modules/multi_key_dict { };
+  multi-key-dict = callPackage ../development/python-modules/multi-key-dict { };
 
   multimethod = callPackage ../development/python-modules/multimethod { };