diff --git a/src/provider/default.ts b/src/provider/default.ts
index 44ab8478a..4a1cdd693 100644
--- a/src/provider/default.ts
+++ b/src/provider/default.ts
@@ -1,4 +1,5 @@
 import urljoin from 'url-join';
+import fetch from 'cross-fetch';
 
 import { ONE, StarknetChainId, ZERO } from '../constants';
 import {