diff --git a/misc/50-cm108-ptt.rules b/misc/50-cm108-ptt.rules
new file mode 100644
index 0000000..b7fd429
--- /dev/null
+++ b/misc/50-cm108-ptt.rules
@@ -0,0 +1 @@
+SUBSYSTEM=="hidraw", ATTRS{idVendor}=="0d8c", MODE="0660", TAG+="uaccess"