diff --git a/SUMMARY.md b/SUMMARY.md
index de09fe3..b486b7c 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -115,6 +115,7 @@
 - [[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)
 - [[20220528] Flink：指北](backend/[20220528]%20Flink：指北.pdf)
+- [[20231222] Matplotlib及Word操作总结](backend/[20231222]%20Matplotlib及Word操作总结.pdf)
 
 ## research