diff --git a/nodes.lua b/nodes.lua
index 710f4bf..7533670 100644
--- a/nodes.lua
+++ b/nodes.lua
@@ -68,7 +68,7 @@ function digimons.register_monitor(nodename, nodedef)
 			def[key] = value
 		end
 	end
-	minetest.register_node(nodename, nodedef)
+	minetest.register_node(nodename, def)
 end
 
 digimons.register_monitor('digimons:cathodic_amber_monitor', {