diff --git a/init.lua b/init.lua
index 92ce02c..8593fdb 100644
--- a/init.lua
+++ b/init.lua
@@ -16,9 +16,11 @@ pipeworks.modpath = minetest.get_modpath("pipeworks")
 dofile(pipeworks.modpath.."/default_settings.txt")
 
 -- Read the external config file if it exists.
-if io.open(pipeworks.worldpath.."/pipeworks_settings.txt","r") then
-	dofile(pipeworks.worldpath.."/pipeworks_settings.txt")
-	io.close()
+local worldsettingspath = pipeworks.worldpath.."/pipeworks_settings.txt","r"
+local worldsettingsfile = io.open(worldsettingspath)
+if worldsettingsfile then
+	worldsettingsfile:close()
+	dofile(worldsettingspath)
 end
 
 -- Random variables