diff --git a/pkgs/development/python-modules/temescal/default.nix b/pkgs/development/python-modules/temescal/default.nix
index 5970e6573bbb..0d8b6adb5961 100644
--- a/pkgs/development/python-modules/temescal/default.nix
+++ b/pkgs/development/python-modules/temescal/default.nix
@@ -6,13 +6,16 @@
   pycryptodome,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "temescal";
   version = "0.5";
   pyproject = true;
 
+  __structuredAttrs = true;
+
   src = fetchPypi {
-    inherit pname version;
+    pname = "temescal";
+    inherit (finalAttrs) version;
     hash = "sha256-MfTftheNj8zI3iXIIJU+jy9xikvX9eO58LA0NCMJBnY=";
   };
 
@@ -31,4 +34,4 @@ buildPythonPackage rec {
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})