diff --git a/mesecons_luacontroller/init.lua b/mesecons_luacontroller/init.lua
index 1c93e48..31245fb 100644
--- a/mesecons_luacontroller/init.lua
+++ b/mesecons_luacontroller/init.lua
@@ -898,7 +898,7 @@ minetest.register_craft({
 	recipe = {
 		{'mesecons_materials:silicon', 'mesecons_materials:silicon', 'group:mesecon_conductor_craftable'},
 		{'mesecons_materials:silicon', 'mesecons_materials:silicon', 'group:mesecon_conductor_craftable'},
-		{'group:mesecon_conductor_craftable', 'group:mesecon_conductor_craftable', ''},
+		{'group:mesecon_conductor_craftable', 'group:mesecon_conductor_craftable', 'default:gold_ingot'},
 	}
 })
 
diff --git a/mesecons_materials/init.lua b/mesecons_materials/init.lua
index eb19c3e..5b0fc99 100644
--- a/mesecons_materials/init.lua
+++ b/mesecons_materials/init.lua
@@ -36,6 +36,6 @@ minetest.register_craft({
 	output = "mesecons_materials:silicon 4",
 	recipe = {
 		{"group:sand", "group:sand"},
-		{"group:sand", "default:steel_ingot"},
+		{"group:sand", "default:mese_crystal"},
 	}
 })