diff --git a/makesd/for_1.7x.0.0/README.md b/makesd/for_1.7x.0.0/README.md
index 27c4f8a..6f84b54 100644
--- a/makesd/for_1.7x.0.0/README.md
+++ b/makesd/for_1.7x.0.0/README.md
@@ -17,7 +17,7 @@
 **制卡之前需要先将环境准备好**
 
 1. 如下图下载制卡需要的软件包  
-	下载地址：**https://www.huaweicloud.com/ascend/resource/Software。**  
+	下载地址：**https://www.huaweicloud.com/ascend/resource/Software**  
 	![下载制卡包](https://images.gitee.com/uploads/images/2020/1026/114359_c5d3e9d6_5395865.png "屏幕截图.png")
 
 2. 下载制卡脚本和ubuntu18.04-arm.iso。