diff --git a/mods/bg_tree/grow_leaves.lua b/mods/bg_tree/grow_leaves.lua
index 62d3931..44313c9 100644
--- a/mods/bg_tree/grow_leaves.lua
+++ b/mods/bg_tree/grow_leaves.lua
@@ -24,8 +24,8 @@ blockgame.register_abm({
 		local distance = meta:get_int("leaf_distance") or 1
 		if distance >= max_grow_distance then return end
 
-		local neighbors = blockgame.vector.get_neighbors(pos)
-		for _, target in pairs(neighbors) do
+		local sides = blockgame.vector.get_sides_of(pos)
+		for _, target in pairs(sides) do
 			if blockgame.chance(2) then
 				blockgame.attempt_place(target, {name = leaves_growing})
 				minetest.get_meta(target):set_int("leaf_distance", distance + 1)