diff --git a/pkgs/development/python-modules/srt/default.nix b/pkgs/development/python-modules/srt/default.nix
index 744c88c982bf..21621924c57b 100644
--- a/pkgs/development/python-modules/srt/default.nix
+++ b/pkgs/development/python-modules/srt/default.nix
@@ -7,13 +7,15 @@
   pytestCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "srt";
   version = "3.5.3";
   pyproject = true;
 
+  __structuredAttrs = true;
+
   src = fetchPypi {
-    inherit pname version;
+    inherit (finalAttrs) pname version;
     hash = "sha256-SIQxUEOk8HQP0fh47WyqN2rAbXDhNfMGptxEYy7tDMA=";
   };
 
@@ -32,4 +34,4 @@ buildPythonPackage rec {
     license = lib.licenses.bsd3;
     maintainers = [ ];
   };
-}
+})