diff --git a/basic_machines/chest.lua b/basic_machines/chest.lua
index 8748a82..310f476 100644
--- a/basic_machines/chest.lua
+++ b/basic_machines/chest.lua
@@ -365,7 +365,7 @@ minetest.register_node("techage:chest_ta4", {
 		techage.remove_node(pos, oldnode, oldmetadata)
 		hyperloop.after_dig_node(pos, oldnode, oldmetadata, digger)
 	end,
-	ta4_formspec = hyperloop.WRENCH_MENU,
+	ta5_formspec = {menu=hyperloop.WRENCH_MENU, ex_points=10},
 	ta_after_formspec = hyperloop.after_formspec,
 	allow_metadata_inventory_put = ta4_allow_metadata_inventory_put,
 	allow_metadata_inventory_take = ta4_allow_metadata_inventory_take,
diff --git a/basis/lib.lua b/basis/lib.lua
index fda1525..9d9a319 100644
--- a/basis/lib.lua
+++ b/basis/lib.lua
@@ -343,3 +343,32 @@ function techage.wrench_tooltip(x, y)
 		"tooltip["..x..","..y..";0.5,0.5;"..tooltip..";#0C3D32;#FFFFFF]"
 end
 
+-------------------------------------------------------------------------------
+-- Player TA5 Experience Points
+-------------------------------------------------------------------------------
+function techage.get_expoints(player)
+	if player and player.get_meta then
+		local meta = player:get_meta()
+		if meta then
+			return meta:get_int("techage_ex_points")
+		end
+	end
+end
+
+function techage.add_expoint(player)
+	if player and player.get_meta then
+		local meta = player:get_meta()
+		if meta then
+			meta:set_int("techage_ex_points", meta:get_int("techage_ex_points") + 1)
+		end
+	end
+end
+
+function techage.set_expoints(player, ex_points)
+	if player and player.get_meta then
+		local meta = player:get_meta()
+		if meta then
+			meta:set_int("techage_ex_points", ex_points)
+		end
+	end
+end
diff --git a/liquids/tank.lua b/liquids/tank.lua
index 7c92919..58996fb 100644
--- a/liquids/tank.lua
+++ b/liquids/tank.lua
@@ -242,7 +242,7 @@ minetest.register_node("techage:ta4_tank", {
 		techage.remove_node(pos, oldnode, oldmetadata)
 	end,
 	on_rightclick = on_rightclick,
-	ta4_formspec = hyperloop.WRENCH_MENU,
+	ta5_formspec = {menu=hyperloop.WRENCH_MENU, ex_points=20},
 	ta_after_formspec = hyperloop.after_formspec,
 	can_dig = can_dig,
 	paramtype2 = "facedir",
diff --git a/tools/repairkit.lua b/tools/repairkit.lua
index 5ea2092..7b09757 100644
--- a/tools/repairkit.lua
+++ b/tools/repairkit.lua
@@ -149,7 +149,18 @@ local function settings_menu(pos, playername)
 	local number = techage.get_node_number(pos)
 	local node = minetest.get_node(pos)
 	local ndef = minetest.registered_nodes[node.name]
-	local form_def = ndef and (ndef.ta3_formspec or ndef.ta4_formspec)
+	local form_def
+	
+	if ndef then
+		if ndef.ta3_formspec or ndef.ta4_formspec then
+			form_def = ndef.ta3_formspec or ndef.ta4_formspec
+		elseif ndef.ta5_formspec then
+			local player = minetest.get_player_by_name(playername)
+			if techage.get_expoints(player) >= ndef.ta5_formspec.ex_points then
+				form_def = ndef.ta5_formspec.menu
+			end
+		end
+	end
 	
 	context[playername] = pos
 	if form_def then