diff --git a/init.lua b/init.lua
index f116ec4..a2cf43e 100644
--- a/init.lua
+++ b/init.lua
@@ -122,6 +122,8 @@ minetest.register_node("tnt:boom", {
 	tiles = {"tnt_boom.png"},
 	light_source = LIGHT_MAX,
 	walkable = false,
+	drop = "",
+	groups = {dig_immediate=3},
 })
 
 burn = function(pos)