diff --git a/module/data/item/armor.mjs b/module/data/item/armor.mjs
index ba70e4b9..18d20e2e 100644
--- a/module/data/item/armor.mjs
+++ b/module/data/item/armor.mjs
@@ -28,9 +28,6 @@ export default class DHArmor extends AttachableItem {
                     actionIds: new fields.ArrayField(new fields.StringField({ required: true }))
                 })
             ),
-            marks: new fields.SchemaField({
-                value: new fields.NumberField({ initial: 0, integer: true })
-            }),
             baseThresholds: new fields.SchemaField({
                 major: new fields.NumberField({ integer: true, initial: 0 }),
                 severe: new fields.NumberField({ integer: true, initial: 0 })