diff --git a/libs/langchain/langchain/chat_models/fireworks.py b/libs/langchain/langchain/chat_models/fireworks.py
index 0512ea37a77..06e9dacdbcd 100644
--- a/libs/langchain/langchain/chat_models/fireworks.py
+++ b/libs/langchain/langchain/chat_models/fireworks.py
@@ -135,6 +135,7 @@ class ChatFireworks(BaseChatModel):
             "model": self.model,
             "messages": message_dicts,
             **self.model_kwargs,
+            **kwargs,
         }
         response = completion_with_retry(
             self,
@@ -157,6 +158,7 @@ class ChatFireworks(BaseChatModel):
             "model": self.model,
             "messages": message_dicts,
             **self.model_kwargs,
+            **kwargs,
         }
         response = await acompletion_with_retry(
             self, self.use_retry, run_manager=run_manager, stop=stop, **params
@@ -200,6 +202,7 @@ class ChatFireworks(BaseChatModel):
             "messages": message_dicts,
             "stream": True,
             **self.model_kwargs,
+            **kwargs,
         }
         for chunk in completion_with_retry(
             self, self.use_retry, run_manager=run_manager, stop=stop, **params
@@ -230,6 +233,7 @@ class ChatFireworks(BaseChatModel):
             "messages": message_dicts,
             "stream": True,
             **self.model_kwargs,
+            **kwargs,
         }
         async for chunk in await acompletion_with_retry_streaming(
             self, self.use_retry, run_manager=run_manager, stop=stop, **params