Mine

diff --git a/streams.d/olpc-development.stream b/streams.d/olpc-development.stream
index 488c9cf..5e60754 100755
--- a/streams.d/olpc-development.stream
+++ b/streams.d/olpc-development.stream
@@ -1285,7 +1285,7 @@ respeclaration --add-arbitrary-device 0 device /dev/input/event2 identifier /dev
 respeclaration --add-arbitrary-device 0 device /dev/input/event3 identifier /dev/input/event3 driver evdev sendcoreevents tr
 
 #set mouse
-xset m default
+xset m 7/4 0
 
 #set keyboard
 xset r rate 500 30