diff --git a/mods/wool/init.lua b/mods/wool/init.lua
index 2518b217..5d657d36 100644
--- a/mods/wool/init.lua
+++ b/mods/wool/init.lua
@@ -23,15 +23,15 @@ for i = 1, #dyes do
 		type = "shapeless",
 		output = "wool:" .. name,
 		recipe = {"group:dye," .. color_group, "group:wool"},
-	
-	minetest.register_craft{
-		type = "shapeless",
-		output = "farming:string 4",
-		recipe = {"group:wool"}
-		}
 	}
 end
 
+-- Alternative recipe for strings.
+minetest.register_craft({
+		output="farming:string 4",
+		recipe={{"group:wool"}}
+})
+
 -- Legacy
 -- Backwards compatibility with jordach's 16-color wool mod
 minetest.register_alias("wool:dark_blue", "wool:blue")