diff --git a/3d_armor/armor.conf.example b/3d_armor/armor.conf.example
index 0270af9..27395f2 100644
--- a/3d_armor/armor.conf.example
+++ b/3d_armor/armor.conf.example
@@ -3,7 +3,7 @@
 -- You can remove any unwanted armor materials from this table.
 -- Note that existing armor that is removed will show up as an unknown item.
 ARMOR_MATERIALS = {
-	wood = "default:wood",
+	wood = "group:wood",
 	cactus = "default:cactus",
 	steel = "default:steel_ingot",
 	bronze = "default:bronze_ingot",
diff --git a/3d_armor/armor.lua b/3d_armor/armor.lua
index 56b8dcc..666d91e 100644
--- a/3d_armor/armor.lua
+++ b/3d_armor/armor.lua
@@ -7,7 +7,7 @@ ARMOR_DESTROY = false
 ARMOR_LEVEL_MULTIPLIER = 1
 ARMOR_HEAL_MULTIPLIER = 1
 ARMOR_MATERIALS = {
-	wood = "default:wood",
+	wood = "group:wood",
 	cactus = "default:cactus",
 	steel = "default:steel_ingot",
 	bronze = "default:bronze_ingot",