diff --git a/api.lua b/api.lua
index f34b651..c5b3399 100644
--- a/api.lua
+++ b/api.lua
@@ -99,7 +99,7 @@ function areas:canInteract(pos, name)
 					return true
 				end
 			else
-				factions_names = area.factions_names
+				factions_names = area.faction_open
 				if factions_names ~= nil then
 					for _, fname in ipairs(factions_names) do
 						if factions.player_is_in_faction(fname, name) then
diff --git a/chatcommands.lua b/chatcommands.lua
index 12c9d11..b4d56a6 100644
--- a/chatcommands.lua
+++ b/chatcommands.lua
@@ -298,13 +298,13 @@ if areas.factions_available then
 			if not id then
 				return false, S("Invalid usage, see /help @1.", "area_faction_open")
 			end
-			
+
 			if not areas:isAreaOwner(id, name) then
 				return false, S("Area @1 does not exist"
 						.." or is not owned by you.", id)
 			end
-			if factions.version == nil or factions.version < 2 then
-				local open = not areas.areas[id].faction_open
+			if factions.version == nil or factions.version < 2 or factions.mode_unique_faction then
+				local open = not areas.areas[id].faction_open and factions.get_player_faction(name)
 				-- Save false as nil to avoid inflating the DB.
 				areas.areas[id].faction_open = open or nil
 				areas:save()
@@ -315,34 +315,27 @@ if areas.factions_available then
 				if not factions.get_owner(faction_name) then
 					return false, S("Faction doesn't exists")
 				end
-				local fnames = areas.areas[id].factions_names
+				local fnames = areas.areas[id].faction_openf
 				if fnames == nil then
 					fnames = {}
 				end
 				local removed = false
 				for i, fac_name in ipairs(fnames) do
-					if fname == fac_name then
+					if faction_name == fac_name then
 						removed = true
 						table.remove(fnames,i)
 					end
 				end
 				if not removed then
-					table.insert(fnames,fname)
+					table.insert(fnames,faction_name)
 				end
-				local open = true
-				local accessibility = ""
 				if #fnames == 0 then
-					open = false
 					fnames = nil
-				else
-					accessibility = " It is open for members of : "..table.concat(fnames,", ")
 				end
-
-				areas.areas[id].factions_names = fnames
 				-- Save false as nil to avoid inflating the DB.
-				areas.areas[id].faction_open = open or nil
+				areas.areas[id].faction_open = fnames
 				areas:save()
-				return true, not removed and S("Area opened for faction members.")
+				return true, fnames and S("Area is open for members of @1",table.concat(fnames,", "))
 					or S("Area closed for faction members.")
 			end
 		end
diff --git a/hud.lua b/hud.lua
index 5465667..c2274c8 100644
--- a/hud.lua
+++ b/hud.lua
@@ -25,25 +25,24 @@ minetest.register_globalstep(function(dtime)
 				if factions.version == nil or factions.version < 2 then
 					faction_info = factions.get_player_faction(area.owner)
 				else
-					for i, fac_name in ipairs(area.factions_names) do
+					for i, fac_name in ipairs(area.faction_open) do
 						if not factions.get_owner(fac_name) then
-							table.remove(area.factions_names, i)
+							table.remove(area.faction_open, i)
 						end
 					end
-					if #area.factions_names == 0 then
-						area.factions_names = nil
+					if #area.faction_open == 0 then
+						area.faction_open = nil
 						faction_info = nil
 					else
-						faction_info = table.concat(area.factions_names, ", ")
+						faction_info = table.concat(area.faction_open, ", ")
 					end
 				end
 			end
 
-			area.faction_open = faction_info
 			table.insert(areaStrings, ("%s [%u] (%s%s%s)")
 					:format(area.name, id, area.owner,
 					area.open and S(":open") or "",
-					faction_info and ":"..faction_info or ""))
+					faction_info and ": "..faction_info or ""))
 		end
 
 		for i, area in pairs(areas:getExternalHudEntries(pos)) do
diff --git a/init.lua b/init.lua
index 7f0ec41..d6b78d6 100644
--- a/init.lua
+++ b/init.lua
@@ -22,10 +22,12 @@ dofile(areas.modpath.."/hud.lua")
 areas:load()
 
 minetest.register_privilege("areas", {
-	description = "Can administer areas."
+	description = "Can administer areas.",
+	give_to_singleplayer = false
 })
 minetest.register_privilege("areas_high_limit", {
-	description = "Can protect more, bigger areas."
+	description = "Can protect more, bigger areas.",
+	give_to_singleplayer = false
 })
 
 if not minetest.registered_privileges[areas.config.self_protection_privilege] then