diff --git a/mods/external_legacy/init.lua b/mods/external_legacy/init.lua
index d8d3347b..2160f3ee 100644
--- a/mods/external_legacy/init.lua
+++ b/mods/external_legacy/init.lua
@@ -11,3 +11,13 @@ minetest.register_alias("moreores:copper_lump", "default:copper_lump")
 minetest.register_alias("moreores:copper_ingot", "default:copper_ingot")
 minetest.register_alias("moreores:bronze_ingot", "default:bronze_ingot")
 minetest.register_alias("moreores:bronze_block", "default:bronzeblock")
+
+-- Aliases for the diamonds mod by InfinityProject
+minetest.register_alias("diamonds:diamond_in_ground:", "default:stone_with_diamond")
+minetest.register_alias("diamonds:block", "default:diamondblock")
+minetest.register_alias("diamonds:sword", "default:sword_diamond")
+minetest.register_alias("diamonds:pick", "default:pick_diamond")
+minetest.register_alias("diamonds:shovel", "default:shovel_diamond")
+minetest.register_alias("diamonds:axe", "default:axe_diamond")
+minetest.register_alias("diamonds:diamond", "default:diamond")
+minetest.register_alias("diamonds:ingot", "default:diamond")