diff --git a/pkgs/development/python-modules/wsgiprox/default.nix b/pkgs/development/python-modules/wsgiprox/default.nix
index d7cdde6fb600..f19e06dd3833 100644
--- a/pkgs/development/python-modules/wsgiprox/default.nix
+++ b/pkgs/development/python-modules/wsgiprox/default.nix
@@ -12,6 +12,8 @@ buildPythonPackage {
   version = "1.5.2";
   pyproject = true;
 
+  __structuredAttrs = true;
+
   src = fetchFromGitHub {
     owner = "webrecorder";
     repo = "wsgiprox";