diff --git a/hw/xquartz/quartzKeyboard.c b/hw/xquartz/quartzKeyboard.c
index a212eb546..261b5a50c 100644
--- a/hw/xquartz/quartzKeyboard.c
+++ b/hw/xquartz/quartzKeyboard.c
@@ -68,6 +68,9 @@
 #include "X11/keysym.h"
 #include "keysym2ucs.h"
 
+extern void
+CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master);
+
 enum {
     MOD_COMMAND = 256,
     MOD_SHIFT = 512,
@@ -360,6 +363,7 @@ void DarwinKeyboardInit(DeviceIntPtr pDev) {
         XkbSetRepeatKeys(pDev, -1, AutoRepeatModeOn);
     }
 
+    CopyKeyClass(pDev, inputInfo.keyboard);
 }
 
 void DarwinKeyboardReloadHandler(int screenNum, xEventPtr xe, DeviceIntPtr pDev, int nevents) {