diff --git a/pkgs/development/python-modules/inlinestyler/default.nix b/pkgs/development/python-modules/inlinestyler/default.nix
deleted file mode 100644
index bf0262aac439..000000000000
--- a/pkgs/development/python-modules/inlinestyler/default.nix
+++ /dev/null
@@ -1,62 +0,0 @@
-{
-  lib,
-  buildPythonPackage,
-  fetchFromGitHub,
-  fetchpatch2,
-
-  # build system
-  setuptools,
-
-  # dependencies
-  cssutils,
-  lxml,
-  requests,
-
-  # tests
-  ipdb,
-  pytestCheckHook,
-}:
-
-buildPythonPackage rec {
-  pname = "inlinestyler";
-  version = "0.2.5";
-  pyproject = true;
-
-  src = fetchFromGitHub {
-    owner = "dlanger";
-    repo = "inlinestyler";
-    tag = version;
-    hash = "sha256-9TKXqW+5SiiNXnHW2lOVh3zhFhodM7a1UB2yXsEuX3I=";
-  };
-
-  patches = [
-    # https://github.com/dlanger/inlinestyler/pull/33
-    (fetchpatch2 {
-      url = "https://github.com/dlanger/inlinestyler/commit/29fc1c256fd8f37c3e2fda34c975f0bcfe72cf9a.patch";
-      hash = "sha256-35GWrfvXgpy1KAZ/0pdxsiKNTpDku6/ZX3KWfRUGQmc=";
-    })
-  ];
-
-  build-system = [ setuptools ];
-
-  dependencies = [
-    cssutils
-    lxml
-    requests
-  ];
-
-  pythonImportsCheck = [ "inlinestyler" ];
-
-  nativeCheckInputs = [
-    ipdb
-    pytestCheckHook
-  ];
-
-  meta = with lib; {
-    description = "Simple CSS inliner for generating HTML email messages";
-    homepage = "https://github.com/dlanger/inlinestyler";
-    changelog = "https://github.com/dlanger/inlinestyler/blob/${src.rev}/CHANGELOG";
-    license = licenses.bsd3;
-    maintainers = [ ];
-  };
-}
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index c545be2e4b11..ffa7b0460ef2 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -349,6 +349,7 @@ mapAliases ({
   ipdbplugin = throw "ipdbplugin has been removed because it has no longer maintained for 6 years"; # added 2024-05-21
   ipython_genutils = ipython-genutils; # added 2023-10-12
   influxgraph = throw "influxgraph has been removed because it is no longer maintained"; # added 2022-07-10
+  inlinestyler = throw "inlinestyler has been removed because it is no longer maintained"; # added 2025-08-09
   itanium_demangler = itanium-demangler; # added 2022-10-17
   jaeger-client = throw "jaeger-client was removed because it is deprecated upstream. OpenTelemetry is recommended instead."; # Added 2024-12-09
   jaraco_classes = jaraco-classes; # added 2023-07-14
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 4fbd9256b879..22cea4173cb6 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7023,8 +7023,6 @@ self: super: with self; {
 
   inline-snapshot = callPackage ../development/python-modules/inline-snapshot { };
 
-  inlinestyler = callPackage ../development/python-modules/inlinestyler { };
-
   inotify = callPackage ../development/python-modules/inotify { };
 
   inotify-simple = callPackage ../development/python-modules/inotify-simple { };