diff --git a/games/devtest/mods/testnodes/nodeboxes.lua b/games/devtest/mods/testnodes/nodeboxes.lua
index a1c1619af..00e4c59ee 100644
--- a/games/devtest/mods/testnodes/nodeboxes.lua
+++ b/games/devtest/mods/testnodes/nodeboxes.lua
@@ -50,7 +50,7 @@ minetest.register_node("testnodes:nodebox_overhigh2", {
 minetest.register_node("testnodes:nodebox_leveled", {
 	description = S("Leveled Nodebox Test Node").."\n"..
 		S("param2 = height (0..127)"),
-	tiles = {"testnodes_nodebox.png"},
+	tiles = {"testnodes_nodebox.png^[colorize:#0F0:32"},
 	drawtype = "nodebox",
 	paramtype = "light",
 	paramtype2 = "leveled",
@@ -85,7 +85,7 @@ local nodebox_wall_thick = {
 minetest.register_node("testnodes:nodebox_connected", {
 	description = S("Connected Nodebox Test Node").."\n"..
 		S("Connects to neighbors"),
-	tiles = {"testnodes_nodebox.png"},
+	tiles = {"testnodes_nodebox.png^[colorize:#F00:32"},
 	groups = {connected_nodebox=1, dig_immediate=3},
 	drawtype = "nodebox",
 	paramtype = "light",