diff --git a/nixy/configuration.nix b/nixy/configuration.nix
index 3c29a35..8a05a20 100644
--- a/nixy/configuration.nix
+++ b/nixy/configuration.nix
@@ -195,6 +195,9 @@
         ATTR{idVendor}=="1443", MODE:="666"
         ACTION=="add", ATTR{idVendor}=="0403", ATTR{manufacturer}=="Digilent", MODE:="666"
 
+	#Arduino UNO r4
+	SUBSYSTEMS=="usb", ATTRS{idVendor}=="2341", MODE:="0666"
+
 	#ST-Link
 
       '';