diff --git a/pkgs/development/python-modules/zammad-py/default.nix b/pkgs/development/python-modules/zammad-py/default.nix
index 656c153ac682..b7249c9b4416 100644
--- a/pkgs/development/python-modules/zammad-py/default.nix
+++ b/pkgs/development/python-modules/zammad-py/default.nix
@@ -7,16 +7,16 @@
   pytestCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "zammad-py";
-  version = "3.2.0";
+  version = "3.2.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "joeirimpan";
     repo = "zammad_py";
-    tag = "v${version}";
-    hash = "sha256-gU5OA5m8X03GM7ImXZZVLkEyoAXRCoFskfop8oXJFH0=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-idPT3H2mlHoC8gHAQHOAcQJKciPZyagVEmojcKbj8ls=";
   };
 
   build-system = [
@@ -37,6 +37,9 @@ buildPythonPackage rec {
     "test_tickets"
     "test_groups"
     "test_pagination"
+    "test_knowledge_bases"
+    "test_knowledge_bases_answers"
+    "test_knowledge_bases_categories"
   ];
 
   pythonImportsCheck = [
@@ -44,10 +47,10 @@ buildPythonPackage rec {
   ];
 
   meta = {
-    changelog = "https://github.com/joeirimpan/zammad_py/blob/${src.tag}/HISTORY.rst";
+    changelog = "https://github.com/joeirimpan/zammad_py/blob/${finalAttrs.src.tag}/HISTORY.md";
     description = "Python API client for accessing zammad REST API";
     homepage = "https://github.com/joeirimpan/zammad_py";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ hexa ];
   };
-}
+})