diff --git a/README.md b/README.md
index 5481129..47eee96 100644
--- a/README.md
+++ b/README.md
@@ -49,8 +49,10 @@ source devel/setup.bash
 
 # install ranger_ros
 git clone https://github.com/westonrobot/ranger_ros.git
-cd ranger_ros/ranger_base/ascent
-mkdir -p build && cd build && cmake .. && sudo make install
+
+#cd ranger_ros/ranger_base/ascent
+#mkdir -p build && cd build && cmake .. && sudo make install
+
 cd ~/agilex_ws/
 catkin_make install