diff --git a/init.lua b/init.lua
index 738ee51..5283c11 100644
--- a/init.lua
+++ b/init.lua
@@ -4,7 +4,7 @@ minetest.register_node("pseudonodes:pseudo_block", {
 	paramtype = "light",
 	tiles = { "pseudonodes_pseudo_block.png" },
 	inventory_image = minetest.inventorycube("pseudonodes_pseudo_block.png"),
-	groups = { dig_immediate = 3 },
+	groups = { pseudo = 1 },
 	sunlight_propagates = true,
 	walkable = false,
 	sounds = { dig = { name="", gain = 0 } },
@@ -16,7 +16,7 @@ minetest.register_node("pseudonodes:replacable_pseudo_block", {
 	paramtype = "light",
 	tiles = { "pseudonodes_replacable_pseudo_block.png" },
 	inventory_image = minetest.inventorycube("pseudonodes_replacable_pseudo_block.png"),
-	groups = { dig_immediate = 3 },
+	groups = { pseudo = 1 },
 	sunlight_propagates = true,
 	walkable = false,
 	sounds = { dig = { name="", gain = 0 } },
@@ -33,7 +33,7 @@ minetest.register_node("pseudonodes:switch_block_off", {
 	sunlight_propagates = true,
 	walkable = false,
 	sounds = { dig = { name="", gain = 0 } },
-	groups = { dig_immediate = 3 },
+	groups = { pseudo = 1 },
 	alpha = 0,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
 		local newnode = node
@@ -47,7 +47,7 @@ minetest.register_node("pseudonodes:switch_block_on", {
 	description = "switch block (on)",
 	tiles = { "pseudonodes_switch_block_on.png" },
 	inventory_image = minetest.inventorycube("pseudonodes_switch_block_on.png"),
-	groups = { dig_immediate = 3 },
+	groups = { pseudo = 1 },
 	diggable = true,
 	walkable = true,
 	on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
@@ -64,10 +64,19 @@ minetest.register_node("pseudonodes:ladder", {
 	paramtype = "light",
 	tiles = { "pseudonodes_ladder.png" },
 	inventory_image = minetest.inventorycube("pseudonodes_ladder.png"),
-	groups = { dig_immediate = 3 },
+	groups = { pseudo = 1 },
 	sunlight_propagates = true,
 	walkable = false,
 	climbable = true,
 	sounds = { dig = { name="", gain = 0 } },
 	alpha = 0
 })
+
+
+minetest.register_tool("pseudonodes:pick", {
+	description = "pseudo-pick",
+	inventory_image = "pseudonodes_pick.png",
+	tool_capabilities = {
+		groupcaps = { pseudo = { times = {[1]=0}, maxlevel=1, maxwear=0 }},
+	},
+})