diff --git a/pkgs/development/python-modules/twentemilieu/default.nix b/pkgs/development/python-modules/twentemilieu/default.nix
index 9698aa8c9b02..788f5770badf 100644
--- a/pkgs/development/python-modules/twentemilieu/default.nix
+++ b/pkgs/development/python-modules/twentemilieu/default.nix
@@ -1,32 +1,35 @@
 {
   lib,
   aiohttp,
-  aresponses,
+  aioresponses,
   buildPythonPackage,
   fetchFromGitHub,
   poetry-core,
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
+  rich,
+  syrupy,
+  typer,
   yarl,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "twentemilieu";
-  version = "2.2.1";
+  version = "3.0.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "frenck";
     repo = "python-twentemilieu";
-    tag = "v${version}";
-    hash = "sha256-N6XSf212orMf3vqIjBzu+4fpKX7kFinH180lCWXtjzc=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-RSUKluCE66oA0QbPlJ3niIuewvBxPmj18ZCUBNCFr4o=";
   };
 
   postPatch = ''
     # Upstream is creating GitHub releases without version
     substituteInPlace pyproject.toml \
-      --replace '"0.0.0"' '"${version}"'
+      --replace '"0.0.0"' '"${finalAttrs.version}"'
   '';
 
   build-system = [ poetry-core ];
@@ -36,20 +39,29 @@ buildPythonPackage rec {
     yarl
   ];
 
+  optional-dependencies = {
+    cli = [
+      rich
+      typer
+    ];
+  };
+
   nativeCheckInputs = [
-    aresponses
+    aioresponses
     pytest-asyncio
     pytest-cov-stub
     pytestCheckHook
-  ];
+    syrupy
+  ]
+  ++ lib.flatten (builtins.attrValues finalAttrs.passthru.optional-dependencies);
 
   pythonImportsCheck = [ "twentemilieu" ];
 
   meta = {
     description = "Python client for Twente Milieu";
     homepage = "https://github.com/frenck/python-twentemilieu";
-    changelog = "https://github.com/frenck/python-twentemilieu/releases/tag/v${version}";
+    changelog = "https://github.com/frenck/python-twentemilieu/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})