diff --git a/struts2/struts2-048-exp/README.md b/struts2/struts2-048-exp/README.md
index 43e5346..2e5996a 100644
--- a/struts2/struts2-048-exp/README.md
+++ b/struts2/struts2-048-exp/README.md
@@ -1 +1,2 @@
-目标站点需要存在struts2-showcase目录
\ No newline at end of file
+### 利用条件:
+* 目标站点需要存在struts2-showcase目录