diff --git a/Jostle2.lua b/Jostle2.lua
index 2f031c7..7018f57 100644
--- a/Jostle2.lua
+++ b/Jostle2.lua
@@ -6,6 +6,7 @@ Jostle2.hooks = {}
 local debug = ChocolateBar and ChocolateBar.Debug or function() end
 local Jostle2Update = CreateFrame("Frame")
 local _G, pairs = _G, pairs
+local UnitHasVehicleUI = UnitHasVehicleUI and UnitHasVehicleUI or function() end
 
 local blizzardFrames = {
 	'MicroButtonAndBagsBar',