diff --git a/litellm/utils.py b/litellm/utils.py
index c1e1586b6..af6025845 100644
--- a/litellm/utils.py
+++ b/litellm/utils.py
@@ -3125,6 +3125,8 @@ def get_optional_params(
             optional_params["tools"] = tools
         if tool_choice is not None:
             optional_params["tool_choice"] = tool_choice
+        if response_format is not None:
+            optional_params["response_format"] = response_format
     elif custom_llm_provider == "ai21":
         ## check if unsupported param passed in
         supported_params = get_supported_openai_params(