diff --git a/lib/plugins/mover.js b/lib/plugins/mover.js
index 9ffdca5..899a527 100644
--- a/lib/plugins/mover.js
+++ b/lib/plugins/mover.js
@@ -166,7 +166,8 @@ function ride(entity) {
 function moveOrRide(turn = false, reverse = -1, directionLabel, message_parts2) {
     // bot.once("attach", state = "vehiccel")
     if (bot.vehicle) {
-        const amount = parseInt(message_parts2[0]) || 10 * -reverse
+        // FIXME moveVehicle should be +-1 or 0?
+        const amount = Math.sign(parseInt(message_parts2[0]) || -reverse)
         bot.moveVehicle(turn && amount || 0, !turn && amount || 0)
     } else {
         command([directionLabel].concat(message_parts2))