diff --git a/item_transport.lua b/item_transport.lua
index 551db07..8a92bdb 100644
--- a/item_transport.lua
+++ b/item_transport.lua
@@ -277,7 +277,7 @@ luaentity.register_entity("pipeworks:tubed_item", {
 		end
 
 		if moved then
-			local found_next, new_velocity = go_next(self.start_pos, velocity, stack, self.owner) -- todo: color
+			local found_next, new_velocity, multimode = go_next(self.start_pos, velocity, stack, self.owner) -- todo: color
 			local rev_vel = vector.multiply(velocity, -1)
 			local rev_dir = vector.direction(self.start_pos,vector.add(self.start_pos,rev_vel))
 			local rev_node = minetest.get_node(vector.round(vector.add(self.start_pos,rev_dir)))