diff --git a/conf/system/udev/rules/10-paparazzi.rules b/conf/system/udev/rules/10-paparazzi.rules
index 004646efdf..4bec23e163 100644
--- a/conf/system/udev/rules/10-paparazzi.rules
+++ b/conf/system/udev/rules/10-paparazzi.rules
@@ -1,6 +1,11 @@
 #BUS=="usb", SYSFS{serial}=="*_fbw", NAME="test_fbw", SYMLINK="paparazzi/%s{serial}", MODE="0666"
 
-BUS=="usb", SYSFS{product}=="MaxStream PKG-U", SYMLINK="paparazzi/xbee"
+# MaxStream xbee pro box
+BUS=="usb", SYSFS{product}=="MaxStream PKG-U", KERNEL=="ttyUSB*", SYMLINK+="paparazzi/xbee", GROUP="dialout"
 
-BUS=="usb", SYSFS{manufacturer}=="LPCUSB", MODE="0666"
+# bare FTDI chip without EEPROM
+BUS=="usb", SYSFS{idVendor}=="0403", SYSFS{idProduct}=="6001", KERNEL=="ttyUSB*", SYMLINK+="paparazzi/serial", GROUP="dialout"
+
+# all LPCUSB devices (access through libusb)
+BUS=="usb", SYSFS{manufacturer}=="LPCUSB", GROUP="dialout"