diff --git a/init.lua b/init.lua
index 74704a8eade106f36c43a03538fc047642b28cff..c8ee7cca02cced6c74ce38f2d622de130a73bbc7 100644
--- a/init.lua
+++ b/init.lua
@@ -19,6 +19,8 @@ elseif default_path then
 	moditems.paper = "default:paper"
 	moditems.glass = "default:glass"
 	moditems.dye = "dye:"
+else
+	moditems.sound_glass = function() end
 end
 
 mapserver = {