diff --git a/lib/towerops/llm/deepseek.ex b/lib/towerops/llm/deepseek.ex
index b35964c7..a39ae911 100644
--- a/lib/towerops/llm/deepseek.ex
+++ b/lib/towerops/llm/deepseek.ex
@@ -13,7 +13,7 @@ defmodule Towerops.LLM.DeepSeek do
   @behaviour Towerops.LLM.Behaviour
 
   @default_base_url "https://api.deepseek.com/v1"
-  @default_model "deepseek-v4-flash"
+  @default_model "deepseek-chat"
   @receive_timeout 120_000
 
   @impl true