diff --git a/k3s/files/etc/udev/rules.d/90-RFXtrx433.rules b/k3s/files/etc/udev/rules.d/90-RFXtrx433.rules
index 5ccc71b..09dd6a5 100644
--- a/k3s/files/etc/udev/rules.d/90-RFXtrx433.rules
+++ b/k3s/files/etc/udev/rules.d/90-RFXtrx433.rules
@@ -2,4 +2,5 @@ SUBSYSTEM=="tty", \
 ACTION=="add", \
 DRIVERS=="ftdi_sio", \
 ATTRS{interface}=="RFXtrx433", \
+MODE="0666", \
 SYMLINK+="rfxtrx433"
diff --git a/k3s/files/etc/udev/rules.d/90-zigbee.rules b/k3s/files/etc/udev/rules.d/90-zigbee.rules
index e904a5b..60643c1 100644
--- a/k3s/files/etc/udev/rules.d/90-zigbee.rules
+++ b/k3s/files/etc/udev/rules.d/90-zigbee.rules
@@ -2,4 +2,5 @@ SUBSYSTEM=="usb", \
 ACTION=="add", \
 ATTRS{manufacturer}=="Texas Instruments", \
 ATTRS{product}=="TI CC2531 USB CDC", \
+MODE="0666", \	
 SYMLINK+="zigbee"
diff --git a/k3s/files/etc/udev/rules.d/90-zwave.rules b/k3s/files/etc/udev/rules.d/90-zwave.rules
index 1122081..c1bb0f6 100644
--- a/k3s/files/etc/udev/rules.d/90-zwave.rules
+++ b/k3s/files/etc/udev/rules.d/90-zwave.rules
@@ -2,4 +2,5 @@ SUBSYSTEM=="usb", \
 ACTION=="add", \
 ATTRS{idProduct}=="0200", \
 ATTRS{idVendor}=="0658", \
+MODE="0666", \	
 SYMLINK+="zwave"