diff --git a/README.md b/README.md
index b6e2c84e..b6aec4db 100644
--- a/README.md
+++ b/README.md
@@ -205,10 +205,10 @@
 
 ### 项目计划与进度
 ![项目计划与进度](/docs/images/xm-zs/xm-zs-3-plan.png)
-### 项目甘特图
-![甘特图](/docs/images/xm-zs/xm-zs-4-gantt.png) 
+### 项目-任务、计划、需求都支持甘特图展示及操作
+![甘特图](/docs/images/xm-zs/xm-zs-4-plan-gantt.png) 
 
-### 项目关键路径
+### 关键路径-可以根据关键算法高亮显示关键路径上的横道图
 ![关键路径](/docs/images/xm-zs/xm-zs-5-keypaths.png)
 
 
diff --git a/docs/images/xm-zs/xm-zs-4-plan-gantt.png b/docs/images/xm-zs/xm-zs-4-plan-gantt.png
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