diff --git a/3d_armor/textures/3d_armor_ui_form.png b/3d_armor/textures/3d_armor_ui_form.png
deleted file mode 100644
index 993809f..0000000
Binary files a/3d_armor/textures/3d_armor_ui_form.png and /dev/null differ
diff --git a/3d_armor_ui/init.lua b/3d_armor_ui/init.lua
index 2a6f654..293cd28 100644
--- a/3d_armor_ui/init.lua
+++ b/3d_armor_ui/init.lua
@@ -2,6 +2,7 @@
 local S = minetest.get_translator(minetest.get_current_modname())
 local F = minetest.formspec_escape
 local has_technic = minetest.get_modpath("technic") ~= nil
+local ui = unified_inventory
 
 if not minetest.global_exists("unified_inventory") then
 	minetest.log("warning", S("3d_armor_ui: Mod loaded but unused."))
@@ -27,17 +28,24 @@ unified_inventory.register_button("armor", {
 
 unified_inventory.register_page("armor", {
 	get_formspec = function(player, perplayer_formspec)
-		local fy = perplayer_formspec.formspec_y
+		local fy = perplayer_formspec.form_header_y + 0.5
+		local gridx = perplayer_formspec.std_inv_x
+		local gridy = 0.6
+
 		local name = player:get_player_name()
 		if armor.def[name].init_time == 0 then
 			return {formspec="label[0,0;"..F(S("Armor not initialized!")).."]"}
 		end
-		local formspec = "background[0.06,"..fy..";7.92,7.52;3d_armor_ui_form.png]"..
-			"label[0,0;"..F(S("Armor")).."]"..
-			"list[detached:"..name.."_armor;armor;0,"..fy..";2,3;]"..
-			"image[2.5,"..(fy - 0.25)..";2,4;"..armor.textures[name].preview.."]"..
-			"label[5.0,"..(fy + 0.0)..";"..F(S("Level"))..": "..armor.def[name].level.."]"..
-			"label[5.0,"..(fy + 0.5)..";"..F(S("Heal"))..":  "..armor.def[name].heal.."]"..
+		local formspec = perplayer_formspec.standard_inv_bg..
+			perplayer_formspec.standard_inv..
+			ui.make_inv_img_grid(gridx, gridy, 2, 3)..
+			string.format("label[%f,%f;%s]",
+				perplayer_formspec.form_header_x, perplayer_formspec.form_header_y, F(S("Armor")))..
+			string.format("list[detached:%s_armor;armor;%f,%f;2,3;]",
+				name, gridx + ui.list_img_offset, gridy + ui.list_img_offset) ..
+			"image[3.5,"..(fy - 0.25)..";2,4;"..armor.textures[name].preview.."]"..
+			"label[6.0,"..(fy + 0.0)..";"..F(S("Level"))..": "..armor.def[name].level.."]"..
+			"label[6.0,"..(fy + 0.5)..";"..F(S("Heal"))..":  "..armor.def[name].heal.."]"..
 			"listring[current_player;main]"..
 			"listring[detached:"..name.."_armor;armor]"
 		if armor.config.fire_protect then
@@ -45,7 +53,7 @@ unified_inventory.register_page("armor", {
 				F(S("Fire"))..":  "..armor.def[name].fire.."]"
 		end
 		if has_technic then
-			formspec = formspec.."label[5.0,"..(fy + 1.5)..";"..
+			formspec = formspec.."label[6.0,"..(fy + 1.5)..";"..
 				F(S("Radiation"))..":  "..armor.def[name].groups["radiation"].."]"
 		end
 		return {formspec=formspec}
diff --git a/3d_armor_ui/mod.conf b/3d_armor_ui/mod.conf
index 68eff85..331627e 100644
--- a/3d_armor_ui/mod.conf
+++ b/3d_armor_ui/mod.conf
@@ -2,3 +2,4 @@ name = 3d_armor_ui
 depends = 3d_armor
 optional_depends = unified_inventory
 description = Adds 3d_armor page to the unified inventory.
+min_minetest_version = 5.4.0