diff --git a/pkgs/development/python-modules/guzzle_sphinx_theme/default.nix b/pkgs/development/python-modules/guzzle-sphinx-theme/default.nix
similarity index 52%
rename from pkgs/development/python-modules/guzzle_sphinx_theme/default.nix
rename to pkgs/development/python-modules/guzzle-sphinx-theme/default.nix
index 6f765bd98d6b..48d87c8dd7d8 100644
--- a/pkgs/development/python-modules/guzzle_sphinx_theme/default.nix
+++ b/pkgs/development/python-modules/guzzle-sphinx-theme/default.nix
@@ -1,22 +1,37 @@
-{ lib, buildPythonPackage, sphinx, fetchPypi }:
+{ lib
+, buildPythonPackage
+, fetchPypi
+, setuptools
+, sphinx
+}:
 
 buildPythonPackage rec {
-  pname = "guzzle_sphinx_theme";
+  pname = "guzzle-sphinx-theme";
   version = "0.7.11";
+  pyproject = true;
+
   src = fetchPypi {
-    inherit pname version;
-    sha256 = "1rnkzrrsbnifn3vsb4pfaia3nlvgvw6ndpxp7lzjrh23qcwid34v";
+    pname = "guzzle_sphinx_theme";
+    inherit version;
+    hash = "sha256-m4wWOcNDwCw/PbffZg3fb1M7VFTukqX3sC7apXP+0+Y=";
   };
 
+  nativeBuildInputs = [
+    setuptools
+  ];
+
   doCheck = false; # no tests
 
   propagatedBuildInputs = [ sphinx ];
 
+  pythonImportsCheck = [
+    "guzzle_sphinx_theme"
+  ];
+
   meta = with lib; {
     description = "Sphinx theme used by Guzzle: http://guzzlephp.org";
     homepage = "https://github.com/guzzle/guzzle_sphinx_theme/";
     license = licenses.mit;
     maintainers = with maintainers; [ flokli ];
-    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/tools/backup/borgbackup/default.nix b/pkgs/tools/backup/borgbackup/default.nix
index a900df590eac..e11f3f1ad498 100644
--- a/pkgs/tools/backup/borgbackup/default.nix
+++ b/pkgs/tools/backup/borgbackup/default.nix
@@ -37,7 +37,7 @@ python3Packages.buildPythonApplication rec {
 
     # docs
     sphinxHook
-    guzzle_sphinx_theme
+    guzzle-sphinx-theme
 
     # shell completions
     installShellFiles
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index b067bf9264da..9d39469d2dc7 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -174,6 +174,7 @@ mapAliases ({
   graphite_beacon = throw "graphite_beacon was removed, because it is no longer maintained"; # added 2022-07-09
   grappelli_safe = grappelli-safe; # added 2023-10-08
   grpc_google_iam_v1 = grpc-google-iam-v1; # added 2021-08-21
+  guzzle_sphinx_theme = guzzle-sphinx-theme; # added 2023-10-16
   ha-av = throw "ha-av was removed, because it is no longer maintained"; # added 2022-04-06
   HAP-python = hap-python; # added 2021-06-01
   hangups = throw "hangups was removed because Google Hangouts has been shut down"; # added 2023-02-13
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 1c0291f2b073..1b80dec7084c 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4810,7 +4810,7 @@ self: super: with self; {
   else
     throw "gurobipy not yet supported on ${stdenv.hostPlatform.system}";
 
-  guzzle_sphinx_theme = callPackage ../development/python-modules/guzzle_sphinx_theme { };
+  guzzle-sphinx-theme = callPackage ../development/python-modules/guzzle-sphinx-theme { };
 
   gvm-tools = callPackage ../development/python-modules/gvm-tools { };