diff --git a/pkgs/development/python-modules/types-urllib3/default.nix b/pkgs/development/python-modules/types-urllib3/default.nix
index 207b12689d7e..29053f212300 100644
--- a/pkgs/development/python-modules/types-urllib3/default.nix
+++ b/pkgs/development/python-modules/types-urllib3/default.nix
@@ -9,6 +9,8 @@ buildPythonPackage (finalAttrs: {
   version = "1.26.25.14";
   format = "setuptools";
 
+  __structuredAttrs = true;
+
   src = fetchPypi {
     inherit (finalAttrs) pname version;
     hash = "sha256-Ipt/V3yVG4wbksG8Ky/bC0mEe9KvbRzCouPdNA872o8=";