diff --git a/pkgs/development/python-modules/yattag/default.nix b/pkgs/development/python-modules/yattag/default.nix
index 1aee10605e79..375f4daba304 100644
--- a/pkgs/development/python-modules/yattag/default.nix
+++ b/pkgs/development/python-modules/yattag/default.nix
@@ -5,13 +5,15 @@
   setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "yattag";
   version = "1.16.1";
   pyproject = true;
 
+  __structuredAttrs = true;
+
   src = fetchPypi {
-    inherit pname version;
+    inherit (finalAttrs) pname version;
     hash = "sha256-uqjyVOfqXT4GGCga0v9WEODlNgs2COaVwpv7OynQUfQ=";
   };
 
@@ -25,4 +27,4 @@ buildPythonPackage rec {
     license = lib.licenses.lgpl21Only;
     maintainers = [ ];
   };
-}
+})