diff --git a/src/main/java/org/bukkit/attribute/Attribute.java b/src/main/java/org/bukkit/attribute/Attribute.java
index 38bea1e7..37fc3f6a 100644
--- a/src/main/java/org/bukkit/attribute/Attribute.java
+++ b/src/main/java/org/bukkit/attribute/Attribute.java
@@ -33,6 +33,10 @@ public enum Attribute {
      * Armor bonus of an Entity.
      */
     GENERIC_ARMOR,
+    /**
+     * Armor durability bonus of an Entity.
+     */
+    GENERIC_ARMOR_TOUGHNESS,
     /**
      * Luck bonus of an Entity.
      */