diff --git a/litellm/utils.py b/litellm/utils.py
index b025cd60a9..94d1040b99 100644
--- a/litellm/utils.py
+++ b/litellm/utils.py
@@ -4057,6 +4057,7 @@ def get_optional_params(
             and custom_llm_provider != "vertex_ai"
             and custom_llm_provider != "anyscale"
             and custom_llm_provider != "together_ai"
+            and custom_llm_provider != "mistral"
         ):
             if custom_llm_provider == "ollama" or custom_llm_provider == "ollama_chat":
                 # ollama actually supports json output