diff --git a/src/utils/emoji-index/nimble-emoji-index.js b/src/utils/emoji-index/nimble-emoji-index.js
index adb269b..8b1bdc3 100644
--- a/src/utils/emoji-index/nimble-emoji-index.js
+++ b/src/utils/emoji-index/nimble-emoji-index.js
@@ -43,7 +43,7 @@ export default class NimbleEmojiIndex {
       let emojiId = emoji.id || emoji.short_names[0]
 
       delete pool[emojiId]
-      delete emojisList[emojiId]
+      delete this.emojis[emojiId]
     })
   }