diff --git a/pkgs/development/interpreters/python/cpython/default.nix b/pkgs/development/interpreters/python/cpython/default.nix
index 4cf35d59ad74..ed8a105a4d6e 100644
--- a/pkgs/development/interpreters/python/cpython/default.nix
+++ b/pkgs/development/interpreters/python/cpython/default.nix
@@ -788,6 +788,7 @@ stdenv.mkDerivation (finalAttrs: {
     ];
 
   separateDebugInfo = true;
+  __structuredAttrs = true;
 
   passthru = passthru // {
     doc = stdenv.mkDerivation {