diff --git a/README.md b/README.md
index 27f701e..3e6975d 100644
--- a/README.md
+++ b/README.md
@@ -1155,6 +1155,7 @@
 -  [理解 Windows 域渗透-Understanding_Windows_Lateral_Movements](./books/理解%20Windows%20域渗透-Understanding_Windows_Lateral_Movements.pdf)
 -  [DLL劫持快速挖掘教程](./books/DLL劫持快速挖掘教程.pdf)
 -  [Bypass_AV - Windows Defender](./books/Bypass_AV%20-%20Windows%20Defender.pdf)
+-  [Chasing a Dream-Pre-authenticated Remote Code Execution in Dedecms](./books/Chasing%20a%20Dream-Pre-authenticated%20Remote%20Code%20Execution%20in%20Dedecms.pdf)
 
 ## <span id="head9"> 说明</span>