diff --git a/test/common/ops/armoireCanOwn.js b/test/common/ops/armoireCanOwn.js
new file mode 100644
index 0000000000..7511fdb4b3
--- /dev/null
+++ b/test/common/ops/armoireCanOwn.js
@@ -0,0 +1,21 @@
+import armoireSet from '../../../website/common/script/content/gear/sets/armoire';
+
+describe('armoireSet items', () => {
+  it('checks if canOwn has the same id', () => {
+    for (const type of Object.keys(armoireSet)) {
+      for (const itemKey of Object.keys(armoireSet[type])) {
+        const ownedKey = `${type}_armoire_${itemKey}`;
+
+        expect(armoireSet[type][itemKey].canOwn({
+          items: {
+            gear: {
+              owned: {
+                [ownedKey]: true,
+              },
+            },
+          },
+        }), `${ownedKey} canOwn is broken`).to.eq(true);
+      }
+    }
+  });
+});
diff --git a/website/common/script/content/gear/sets/armoire.js b/website/common/script/content/gear/sets/armoire.js
index 90fd00c1be..e8c101f7dd 100644
--- a/website/common/script/content/gear/sets/armoire.js
+++ b/website/common/script/content/gear/sets/armoire.js
@@ -381,7 +381,7 @@ let armor = {
     value: 100,
     con: 15,
     set: 'jeweledArcher',
-    canOwn: ownsItem('armor_armoire_JeweledArcherArmor'),
+    canOwn: ownsItem('armor_armoire_jeweledArcherArmor'),
   },
   coverallsOfBookbinding: {
     text: t('armorArmoireCoverallsOfBookbindingText'),
@@ -842,7 +842,7 @@ let head = {
     value: 100,
     int: 15,
     set: 'jeweledArcher',
-    canOwn: ownsItem('head_armoire_JeweledArcherHelm'),
+    canOwn: ownsItem('head_armoire_jeweledArcherHelm'),
   },
   veilOfSpades: {
     text: t('headArmoireVeilOfSpadesText'),