diff --git a/pkgs/development/python-modules/llama-index-readers-s3/default.nix b/pkgs/development/python-modules/llama-index-readers-s3/default.nix
index dd6648605777..0cc7c10661e2 100644
--- a/pkgs/development/python-modules/llama-index-readers-s3/default.nix
+++ b/pkgs/development/python-modules/llama-index-readers-s3/default.nix
@@ -21,11 +21,11 @@ buildPythonPackage rec {
     hash = "sha256-FjRIo0sJGJikX4T4Esew3pBxEp7E3kK7Ds2uXDJqMzQ=";
   };
 
-  nativeBuildInputs = [
+  build-system = [
     poetry-core
   ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     llama-index-core
     llama-index-readers-file
     s3fs