diff --git a/src/matrix/storage/idb/utils.ts b/src/matrix/storage/idb/utils.ts
index 322d2d21..b0097ce7 100644
--- a/src/matrix/storage/idb/utils.ts
+++ b/src/matrix/storage/idb/utils.ts
@@ -201,12 +201,12 @@ export async function findStoreValue<T>(db: IDBDatabase, storeName: string, toCu
     const store = tx.objectStore(storeName);
     const cursor = await reqAsPromise(toCursor(store));
     let match;
-    // @ts-ignore
     const matched = await iterateCursor<T>(cursor, (value) => {
         if (matchesValue(value)) {
             match = value;
-            return true;
+            return { done: true };
         }
+        return { done: false };
     });
     if (!matched) {
         throw new StorageError("Value not found");