diff --git a/mods/MISC/mcl_wip/init.lua b/mods/MISC/mcl_wip/init.lua
index 303710486d..6815f9debc 100644
--- a/mods/MISC/mcl_wip/init.lua
+++ b/mods/MISC/mcl_wip/init.lua
@@ -22,7 +22,7 @@ local wip_items = {
 	"mcl_minecarts:furnace_minecart",
 	"mcl_minecarts:tnt_minecart",
 	"mcl_minecarts:activator_rail",
-	"mcl_minecarts:activator_rail_on",
+	"mcl_minecarts:detector_rail",
 }
 
 for i=1,#wip_items do