diff --git a/mods/ITEMS/mcl_tnt/depends.txt b/mods/ITEMS/mcl_tnt/depends.txt
index a135c3ff7..eec31c2bb 100644
--- a/mods/ITEMS/mcl_tnt/depends.txt
+++ b/mods/ITEMS/mcl_tnt/depends.txt
@@ -1,3 +1,4 @@
 mcl_core
 mcl_sounds
 mcl_fire
+doc_identifier?
diff --git a/mods/ITEMS/mcl_tnt/init.lua b/mods/ITEMS/mcl_tnt/init.lua
index dfd9692ae..5e040805c 100644
--- a/mods/ITEMS/mcl_tnt/init.lua
+++ b/mods/ITEMS/mcl_tnt/init.lua
@@ -153,3 +153,7 @@ minetest.register_craft({
 		{'mcl_mobitems:gunpowder','group:sand','mcl_mobitems:gunpowder'}
 	}
 })
+
+if minetest.get_modpath("doc_identifier") then
+	doc.sub.identifier.register_object("mcl_tnt:tnt", "nodes", "mcl_tnt:tnt")
+end