diff --git a/src/crypto/store/indexeddb-crypto-store.js b/src/crypto/store/indexeddb-crypto-store.js
index 5f9defd02..4c28d9cfe 100644
--- a/src/crypto/store/indexeddb-crypto-store.js
+++ b/src/crypto/store/indexeddb-crypto-store.js
@@ -22,6 +22,7 @@ import LocalStorageCryptoStore from './localStorage-crypto-store';
 import MemoryCryptoStore from './memory-crypto-store';
 import * as IndexedDBCryptoStoreBackend from './indexeddb-crypto-store-backend';
 import {InvalidCryptoStoreError} from '../../errors';
+import * as IndexedDBHelpers from "../../indexeddb-helpers";
 
 /**
  * Internal module. indexeddb storage for e2e.
@@ -48,6 +49,10 @@ export default class IndexedDBCryptoStore {
         this._backendPromise = null;
     }
 
+    static exists(indexedDB, dbName) {
+        return IndexedDBHelpers.exists(indexedDB, dbName);
+    }
+
     /**
      * Ensure the database exists and is up-to-date, or fall back to
      * a local storage or in-memory store.