diff --git a/mods/tnt/init.lua b/mods/tnt/init.lua
index a7477273..1b20d146 100644
--- a/mods/tnt/init.lua
+++ b/mods/tnt/init.lua
@@ -489,6 +489,7 @@ minetest.register_node("tnt:gunpowder_burning", {
 minetest.register_craft({
 	output = "tnt:gunpowder",
 	type = "shapeless",
+	groups = {gunpowder = 1},
 	recipe = {"default:coal_lump", "default:gravel"}
 })