diff --git a/packages/network-support/src/fetch.ts b/packages/network-support/src/fetch.ts
index 055cc8d5..f651bb79 100644
--- a/packages/network-support/src/fetch.ts
+++ b/packages/network-support/src/fetch.ts
@@ -53,6 +53,7 @@ export function createFetch(
             type: OrderType.fallback,
             runner: 'fallback',
           };
+          logger?.warn(`fallback to ${orderManager.fallbackServiceUrl}`);
         } else {
           throw new FetchError(`no available order`, 'sqn');
         }