diff --git a/mesecons_mvps/init.lua b/mesecons_mvps/init.lua
index ab284da..e3038a6 100644
--- a/mesecons_mvps/init.lua
+++ b/mesecons_mvps/init.lua
@@ -328,11 +328,31 @@ end
 -- TODO: load blocks instead, as with wires.
 mesecon.register_mvps_stopper("ignore")
 
-mesecon.register_mvps_stopper("doors:door_steel_b_1")
-mesecon.register_mvps_stopper("doors:door_steel_t_1")
-mesecon.register_mvps_stopper("doors:door_steel_b_2")
-mesecon.register_mvps_stopper("doors:door_steel_t_2")
-mesecon.register_mvps_stopper("default:chest_locked")
+-- All of the locked and internal nodes in Minetest Game
+for _, name in ipairs({
+	"default:chest_locked",
+	"default:chest_locked_open",
+	"doors:door_steel_b_1", -- old style doors
+	"doors:door_steel_b_2", --
+	"doors:door_steel_t_1", --
+	"doors:door_steel_t_2", --
+	"doors:door_steel_a",   -- new style doors
+	"doors:door_steel_b",   --
+	"doors:door_steel_c",   --
+	"doors:door_steel_d",   --
+	"doors:hidden",
+	"doors:trapdoor_steel",
+	"doors:trapdoor_steel_open",
+	"xpanes:door_steel_bar_a",
+	"xpanes:door_steel_bar_b",
+	"xpanes:door_steel_bar_c",
+	"xpanes:door_steel_bar_d",
+	"xpanes:trapdoor_steel_bar",
+	"xpanes:trapdoor_steel_bar_open",
+}) do
+	mesecon.register_mvps_stopper(name)
+end
+
 mesecon.register_on_mvps_move(mesecon.move_hot_nodes)
 mesecon.register_on_mvps_move(function(moved_nodes)
 	for i = 1, #moved_nodes do