diff --git a/usb.go b/usb.go
index 91674c9..d1113be 100644
--- a/usb.go
+++ b/usb.go
@@ -38,8 +38,8 @@ func rpcRelMouseReport(dx, dy int8, buttons uint8) error {
 	return gadget.RelMouseReport(dx, dy, buttons)
 }
 
-func rpcWheelReport(wheelY int8) error {
-	return gadget.AbsMouseWheelReport(wheelY)
+func rpcWheelReport(wheelY, wheelX int8) error {
+	return gadget.AbsMouseWheelReport(wheelY, wheelX)
 }
 
 var usbState = "unknown"