diff --git a/README.md b/README.md
index 6ae2ae1..3a90967 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@
 在工作目录下(src上一层)
 记得source(可能需要)
 1.  source ./devel/setup.bash
-2.  roslaunch point_visual laser.launch
+2.  rosrun point_visual myviz
 3.  xxxx
 
 #### 参与贡献
diff --git a/build.sh b/build.sh
index 5a8e36b..16c466a 100755
--- a/build.sh
+++ b/build.sh
@@ -2,10 +2,10 @@
 
 # 创建工作目录
 mkdir ~/PointVisual
-
-cd ..
-#将当前src移动到PointVisual
-cp -r src ~/PointVisual
+mkdir ~/PointVisual/src
+# cd ..
+#将当前point_visual移动到PointVisual
+cp -r point_visual ~/PointVisual/src/point_visual
 
 # 切换到工作目录
 cd ~/PointVisual