diff --git a/contrib/etc/udev/rules.d/20-coolermaster.rules b/contrib/etc/udev/rules.d/20-coolermaster.rules
index 1540d64..f9c4b44 100644
--- a/contrib/etc/udev/rules.d/20-coolermaster.rules
+++ b/contrib/etc/udev/rules.d/20-coolermaster.rules
@@ -1 +1,9 @@
-SUBSYSTEM=="usb", ATTRS{idVendor}=="2516", MODE="0666"
+#---------------------------------------------------------------#
+#  libcmmk - Cooler Master supported devices                    #
+#---------------------------------------------------------------#
+SUBSYSTEMS=="usb", ATTR{idVendor}=="2516", ATTR{idProduct}=="003b", TAG+="uaccess"          #Masterkeys Pro L
+SUBSYSTEMS=="usb", ATTR{idVendor}=="2516", ATTR{idProduct}=="003c", TAG+="uaccess"          #Masterkeys Pro S
+SUBSYSTEMS=="usb", ATTR{idVendor}=="2516", ATTR{idProduct}=="0047", TAG+="uaccess"          #Masterkeys Pro L White
+SUBSYSTEMS=="usb", ATTR{idVendor}=="2516", ATTR{idProduct}=="0067", TAG+="uaccess"          #Masterkeys MK750
+SUBSYSTEMS=="usb", ATTR{idVendor}=="2516", ATTR{idProduct}=="0089", TAG+="uaccess"          #Masterkeys SK630
+SUBSYSTEMS=="usb", ATTR{idVendor}=="2516", ATTR{idProduct}=="008d", TAG+="uaccess"          #Masterkeys SK650