diff --git a/mods/ITEMS/mcl_portals/portal_nether.lua b/mods/ITEMS/mcl_portals/portal_nether.lua
index e2fc4e4ef..c54bbc731 100644
--- a/mods/ITEMS/mcl_portals/portal_nether.lua
+++ b/mods/ITEMS/mcl_portals/portal_nether.lua
@@ -449,7 +449,7 @@ minetest.register_abm({
 
 local longdesc = minetest.registered_nodes["mcl_core:obsidian"]._doc_items_longdesc
 longdesc = longdesc .. "\n" .. "Obsidian is also used as the frame of Nether portals."
-local usagehelp = "To open a Nether portal, place an upright frame of obsidian with a width of 4 blocks and a height of 5 blocks, leaving only air in the center. After placing this frame, ignite the obsidian with an appropriate tool, such as flint of steel."
+local usagehelp = "To open a Nether portal, place an upright frame of obsidian with a width of 4 blocks and a height of 5 blocks, leaving only air in the center. After placing this frame, light a fire in the obsidian frame."
 
 minetest.override_item("mcl_core:obsidian", {
 	_doc_items_longdesc = longdesc,