diff --git a/src/openai/lib/__init__.py b/src/openai/lib/__init__.py
index 5c6cb782c0..881cfa4667 100644
--- a/src/openai/lib/__init__.py
+++ b/src/openai/lib/__init__.py
@@ -1,2 +1,2 @@
 from ._tools import pydantic_function_tool as pydantic_function_tool
-from ._parsing import ResponseFormatT as ResponseFormatT
+from ._parsing import ResponseFormatT as ResponseFormatT, type_to_response_format_param as type_to_response_format_param