diff --git a/mods/moreblocks/circular_saw.lua b/mods/moreblocks/circular_saw.lua
index 174f344c..60231fc9 100644
--- a/mods/moreblocks/circular_saw.lua
+++ b/mods/moreblocks/circular_saw.lua
@@ -89,8 +89,9 @@ circular_saw.names = {
 }
 
 function circular_saw:get_cost(inv, stackname)
+	local name = minetest.registered_aliases[stackname] or stackname
 	for i, item in pairs(inv:get_list("output")) do
-		if item:get_name() == stackname then
+		if item:get_name() == name then
 			return circular_saw.cost_in_microblocks[i]
 		end
 	end
diff --git a/mods/protector/hud.lua b/mods/protector/hud.lua
index e33901e0..4a5d7112 100644
--- a/mods/protector/hud.lua
+++ b/mods/protector/hud.lua
@@ -1,13 +1,13 @@
 
 local S = protector.intllib
-local radius = (tonumber(minetest.setting_get("protector_radius")) or 5)
+local radius = (tonumber(minetest.settings:get("protector_radius")) or 5)
 
 -- radius limiter (minetest cannot handle node volume of more than 4096000)
 if radius > 22 then radius = 22 end
 
 local hud = {}
 local hud_timer = 0
-local hud_interval = (tonumber(minetest.setting_get("protector_hud_interval")) or 5)
+local hud_interval = (tonumber(minetest.settings:get("protector_hud_interval")) or 5)
 
 if hud_interval > 0 then
 minetest.register_globalstep(function(dtime)