diff --git a/litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py b/litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py
index d248d2862e8..7bcefc1dd87 100644
--- a/litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py
+++ b/litellm/llms/vertex_ai/gemini/vertex_and_google_ai_studio_gemini.py
@@ -269,6 +269,7 @@ class VertexGeminiConfig(VertexAIBaseConfig, BaseConfig):
             "logprobs",
             "top_logprobs",
             "modalities",
+            "audio",
             "parallel_tool_calls",
             "web_search_options",
         ]