diff --git a/SUMMARY.md b/SUMMARY.md
index 019a937..1f3aeac 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -82,6 +82,7 @@
 - [[20210528] DAC编排器优化预研说明文档](backend/[20210528]%20DAC编排器优化预研说明文档.pdf)
 - [[20210616] DAC编排器优化预研说明文档](backend/[20210616]%20DAC编排器优化预研说明文档.pdf)
 - [et-flink_代码走查](backend/et-flink_代码走查.md)
+- [[20210929] 代码走查：安心云et-flink](backend/[20210929]%20代码走查：安心云et-flink.pdf)
 - [[20210929] Python打包分发案例](backend/[20210929]%20Python打包分发案例.pdf)