diff --git a/backend/Dockerfile b/backend/Dockerfile
index 60b901e..5551224 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -31,7 +31,7 @@ WORKDIR /app
 
 # 复制二进制和配置文件（敏感配置通过 docker-compose env_file 注入覆盖）
 COPY --from=builder /camtalk .
-COPY config.yaml .
+COPY config/ ./config/
 
 EXPOSE 8080