diff --git a/conf/app_config.yaml b/conf/app_config.yaml
index d3aa86f..353246b 100644
--- a/conf/app_config.yaml
+++ b/conf/app_config.yaml
@@ -31,7 +31,7 @@ milvus:
 
 llm:
   model_name: deepseek-v4-flash
-  api_key: sk-8edc9f25d59643b3b08efea5d81c55a9
+  api_key: sk-4cf8caf3e19045d49af7ac6b76c9b0d2
   base_url: https://api.deepseek.com
 
 asr: