diff --git a/website/common/script/ops/buy/purchase.js b/website/common/script/ops/buy/purchase.js
index 02c00dec26..2808cd2b98 100644
--- a/website/common/script/ops/buy/purchase.js
+++ b/website/common/script/ops/buy/purchase.js
@@ -54,7 +54,7 @@ function purchaseItem (user, item, price, type, key) {
   } else if (type === 'bundles') {
     const subType = item.type;
     forEach(item.bundleKeys, bundledKey => {
-      if (!user.items[subType][bundledKey] || user.items[subType][key] < 0) {
+      if (!user.items[subType][bundledKey] || user.items[subType][bundledKey] < 0) {
         user.items[subType][bundledKey] = 0;
       }
       user.items[subType][bundledKey] += 1;