diff --git a/tools/hermes.py b/tools/hermes.py
index bf85a6e..2b81adf 100644
--- a/tools/hermes.py
+++ b/tools/hermes.py
@@ -133,6 +133,8 @@ def _ask(messages: list, img_b64: str) -> str:
         "model": HERMES_MODEL,
         "max_tokens": MAX_TOKENS,
         "temperature": 0.3,
+        "repetition_penalty": 1.15,
+        "chat_template_kwargs": {"enable_thinking": False},
         "messages": [{"role": "system", "content": _SYSTEM}] + send_messages,
     }).encode()