diff --git a/pkgs/development/python-modules/lingva/default.nix b/pkgs/development/python-modules/lingva/default.nix
index 5deff1a94709..0f366a24c7d3 100644
--- a/pkgs/development/python-modules/lingva/default.nix
+++ b/pkgs/development/python-modules/lingva/default.nix
@@ -12,7 +12,7 @@
 
 buildPythonPackage rec {
   pname = "lingva";
-  version = "5.0.4";
+  version = "5.0.5";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
@@ -21,25 +21,28 @@ buildPythonPackage rec {
     owner = "vacanza";
     repo = "lingva";
     tag = "v${version}";
-    hash = "sha256-2h3J+pvXRmjD7noMA7Cyu5Tf/9R8Akv08A7xJMLVD08=";
+    hash = "sha256-zKEGRLaqQSqbOP4ZAidIxMgGQbDIC9pAGfjWqoQTouc=";
   };
 
   build-system = [ setuptools ];
 
   dependencies = [
-    chameleon
     click
     polib
   ];
 
-  nativeCheckInputs = [ pytestCheckHook ];
+  optional-dependencies = {
+    chameleon = [ chameleon ];
+  };
+
+  nativeCheckInputs = [ pytestCheckHook ] ++ optional-dependencies.chameleon;
 
   pythonImportsCheck = [ "lingva" ];
 
   meta = with lib; {
     description = "Module with tools to extract translatable texts from your code";
     homepage = "https://github.com/vacanza/lingva";
-    changelog = "https://github.com/vacanza/lingva/blob/${version}/changes.rst";
+    changelog = "https://github.com/vacanza/lingva/blob/${src.tag}/changes.rst";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
   };