diff --git a/website/common/script/ops/buy/buyMysterySet.js b/website/common/script/ops/buy/buyMysterySet.js
index 9227507f2e..3b8cd514b2 100644
--- a/website/common/script/ops/buy/buyMysterySet.js
+++ b/website/common/script/ops/buy/buyMysterySet.js
@@ -8,6 +8,8 @@ import {
   NotFound,
 } from '../../libs/errors';
 import errorMessage from '../../libs/errorMessage';
+import { removeItemByPath } from '../pinnedGearUtils';
+import getItemInfo from '../../libs/getItemInfo';
 
 export default function buyMysterySet (user, req = {}, analytics) {
   const key = get(req, 'params.key');
@@ -28,6 +30,9 @@ export default function buyMysterySet (user, req = {}, analytics) {
     user.items.gear.owned[item.key] = true;
   });
 
+  const itemInfo = getItemInfo(user, 'mystery_set', mysterySet);
+  removeItemByPath(user, itemInfo.path);
+
   if (analytics) {
     analytics.track('buy', {
       uuid: user._id,
diff --git a/website/common/script/ops/buy/hourglassPurchase.js b/website/common/script/ops/buy/hourglassPurchase.js
index 1d0b6fa185..9c7a6f1cc9 100644
--- a/website/common/script/ops/buy/hourglassPurchase.js
+++ b/website/common/script/ops/buy/hourglassPurchase.js
@@ -71,6 +71,11 @@ export default function purchaseHourglass (user, req = {}, analytics, quantity =
         [key]: 5,
       };
       if (user.markModified) user.markModified('items.pets');
+      const itemInfo = getItemInfo(user, 'timeTravelersStable', {
+        key,
+        type,
+      });
+      removeItemByPath(user, itemInfo.path);
     }
 
     if (type === 'mounts') {
@@ -79,6 +84,11 @@ export default function purchaseHourglass (user, req = {}, analytics, quantity =
         [key]: true,
       };
       if (user.markModified) user.markModified('items.mounts');
+      const itemInfo = getItemInfo(user, 'timeTravelersStable', {
+        key,
+        type,
+      });
+      removeItemByPath(user, itemInfo.path);
     }
   }