diff --git a/mods/ITEMS/mcl_hoppers/init.lua b/mods/ITEMS/mcl_hoppers/init.lua
index 7ae0a4916..90057ea75 100644
--- a/mods/ITEMS/mcl_hoppers/init.lua
+++ b/mods/ITEMS/mcl_hoppers/init.lua
@@ -1,5 +1,7 @@
 local S = minetest.get_translator(minetest.get_current_modname())
 
+local get_item_group = minetest.get_item_group
+
 --[[ BEGIN OF NODE DEFINITIONS ]]
 
 local mcl_hoppers_formspec =