diff --git a/hw/xquartz/darwin.c b/hw/xquartz/darwin.c
index 2e5285a5a..29036fc77 100644
--- a/hw/xquartz/darwin.c
+++ b/hw/xquartz/darwin.c
@@ -336,9 +336,9 @@ DarwinMouseProc(DeviceIntPtr pPointer, int what)
                                 (PtrCtrlProcPtr) NoopDDA,
                                 GetMotionHistorySize(), NAXES, axes_labels);
         InitValuatorAxisStruct(pPointer, 0, axes_labels[0], NO_AXIS_LIMITS,
-                               NO_AXIS_LIMITS, 0, 0, 0, Absolute);
+                               NO_AXIS_LIMITS, 1, 0, 1, Relative);
         InitValuatorAxisStruct(pPointer, 1, axes_labels[1], NO_AXIS_LIMITS,
-                               NO_AXIS_LIMITS, 0, 0, 0, Absolute);
+                               NO_AXIS_LIMITS, 1, 0, 1, Relative);
         break;
     case DEVICE_ON:
         pPointer->public.on = TRUE;