diff --git a/website/common/script/content/appearance/backgrounds.js b/website/common/script/content/appearance/backgrounds.js
index 5ebbddf5a8..05d59e543c 100644
--- a/website/common/script/content/appearance/backgrounds.js
+++ b/website/common/script/content/appearance/backgrounds.js
@@ -624,8 +624,12 @@ forOwn(backgrounds, function prefillBackgroundSet (backgroundsInSet, set) {
   });
 });
 
-module.exports = {
-  tree: backgrounds,
-  flat,
-};
+export default backgrounds;
 
+export function backgroundsTree () {
+  return backgrounds;
+}
+
+export function backgroundsFlat () {
+  return flat;
+}
diff --git a/website/common/script/content/index.js b/website/common/script/content/index.js
index 705ab6300d..01426b31c0 100644
--- a/website/common/script/content/index.js
+++ b/website/common/script/content/index.js
@@ -24,7 +24,7 @@ import {
 } from './quests';
 
 import appearances from './appearance';
-import backgrounds from './appearance/backgrounds';
+import {backgroundsTree, backgroundsFlat} from './appearance/backgrounds';
 import spells from './spells';
 import subscriptionBlocks from './subscriptionBlocks';
 import faq from './faq';
@@ -540,8 +540,8 @@ each(api.food, (food, key) => {
 
 api.appearances = appearances;
 
-api.backgrounds = backgrounds.tree;
-api.backgroundsFlat = backgrounds.flat;
+api.backgrounds = backgroundsTree();
+api.backgroundsFlat = backgroundsFlat();
 
 api.userDefaults = {
   habits: [