diff --git a/init.lua b/init.lua
index 3a397a7..1e6e29d 100644
--- a/init.lua
+++ b/init.lua
@@ -506,6 +506,7 @@ if enable_tnt then
 	})
 
 	minetest.register_abm({
+		label = "TNT ignition",
 		nodenames = {"group:tnt", "tnt:gunpowder"},
 		neighbors = {"fire:basic_flame", "default:lava_source", "default:lava_flowing"},
 		interval = 4,