diff --git a/build_chest_add_schems_by_directory.lua b/build_chest_add_schems_by_directory.lua
index b0f93bb..38775f8 100644
--- a/build_chest_add_schems_by_directory.lua
+++ b/build_chest_add_schems_by_directory.lua
@@ -157,7 +157,8 @@ end
 
 -- TODO: hopfefully, security will get more relaxed regarding reading directories in the future
 -- if security is enabled, our options to get schematics are a bit limited
-if( minetest.settings:get( 'secure.enable_security' )) then
+--if( minetest.settings:get( 'secure.enable_security' )) then
+if( minetest.get_dir_list ) then
 	local worldpath = minetest.get_worldpath();
 	local d3 = minetest.get_dir_list( worldpath..'/schems', false );
 	if( d3 ) then
diff --git a/save_restore.lua b/save_restore.lua
index 218485a..83a7941 100644
--- a/save_restore.lua
+++ b/save_restore.lua
@@ -62,6 +62,7 @@ end
 -- we only need the function io.open in a version that can read schematic files from diffrent places,
 -- even if a secure environment is enforced; this does require an exception for the mod
 local ie_io_open = io.open;
+--[[ does not work anyway
 if( minetest.request_insecure_environment ) then
 	local ie, req_ie = _G, minetest.request_insecure_environment
 	if req_ie then ie = req_ie() end
@@ -69,6 +70,7 @@ if( minetest.request_insecure_environment ) then
 		ie_io_open = ie.io.open;
 	end
 end
+--]]
 
 -- only a certain type of files can be read and written
 save_restore.file_access = function( path, params )