diff --git a/README.md b/README.md
index 9cf69ae..b7dc1b4 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,21 @@ A ROS Package for Respeaker Mic Array
source ~/catkin_ws/devel/setup.bash
```
+1. Register respeaker udev rules
+
+ Normally, we cannot access USB device without permission from user space.
+ Using `udev`, we can give the right permission on only respeaker device automatically.
+
+ Please run the command as followings to install setting file:
+
+ ```bash
+ roscd respeaker_ros
+ sudo cp -f $(rospack find respeaker_ros)/config/60-respeaker.rules /etc/udev/rules.d/60-respeaker.rules
+ sudo systemctl restart udev
+ ```
+
+ And then re-connect the device.
+
1. Install python requirements
```bash
diff --git a/config/60-respeaker.rules b/config/60-respeaker.rules
new file mode 100644
index 0000000..b22480a
--- /dev/null
+++ b/config/60-respeaker.rules
@@ -0,0 +1 @@
+SUBSYSTEM=="usb", ATTR{idProduct}=="0018", ATTR{idVendor}=="2886", MODE:="0666"
diff --git a/launch/respeaker.launch b/launch/respeaker.launch
index da61943..d0cec9e 100644
--- a/launch/respeaker.launch
+++ b/launch/respeaker.launch
@@ -2,5 +2,5 @@
+ args="0 0 0 0 0 0 map respeaker_base 100"/>