diff --git a/maidroid_core/init.lua b/maidroid_core/init.lua
index 7932b0b..a538e00 100644
--- a/maidroid_core/init.lua
+++ b/maidroid_core/init.lua
@@ -13,6 +13,6 @@ dofile(maidroid_core.modpath .. "/cores/empty.lua")
 dofile(maidroid_core.modpath .. "/cores/basic.lua")
 dofile(maidroid_core.modpath .. "/cores/farming.lua")
 dofile(maidroid_core.modpath .. "/cores/torcher.lua")
-if pdisc then
+if minetest.global_exists("pdisc") then
 	dofile(maidroid_core.modpath .. "/cores/ocr.lua")
 end