diff --git a/api.lua b/api.lua
index 10de6ff..7f0ca34 100755
--- a/api.lua
+++ b/api.lua
@@ -220,13 +220,14 @@ unified_inventory.register_button("runes", {
 	show_with = false, --Modif MFF (Crabman 30/06/2015)
 })
 unified_inventory.register_page("runes", {
-	get_formspec = function(player)
+	get_formspec = function(player, perplayer_formspec)
 		local name = player:get_player_name()
-		local formspec = "background[0,0.2;8,4;runes_rune_inventory.png]"..
-			"background[0,4.5;8,4;ui_main_inventory.png]"..
-			"size[8,10]"..
-			"list[detached:"..name.."_runes;runes;0,0.2;8,4;]"
-		return {formspec=formspec}
+		local formspec = {
+			perplayer_formspec.standard_inv_bg,
+			unified_inventory.make_inv_img_grid(0.3,0.2, 8,4),
+			"list[detached:"..name.."_runes;runes;0.43,0.33;8,4;]"
+		}
+		return {formspec=table.concat(formspec)}
 	end,
 })