diff --git a/pkgs/development/interpreters/python/setup-hook.nix b/pkgs/development/interpreters/python/setup-hook.nix
index 6f1933aaa25d..5c146d84d0f0 100644
--- a/pkgs/development/interpreters/python/setup-hook.nix
+++ b/pkgs/development/interpreters/python/setup-hook.nix
@@ -13,6 +13,7 @@ in
 runCommand "python-setup-hook.sh"
   {
     strictDeps = true;
+    __structuredAttrs = true;
   }
   ''
     cp ${hook} $out