diff --git a/backend/xt-server/src/main/resources/application-prod.yml b/backend/xt-server/src/main/resources/application-prod.yml
index 56eb874..886e745 100644
--- a/backend/xt-server/src/main/resources/application-prod.yml
+++ b/backend/xt-server/src/main/resources/application-prod.yml
@@ -212,7 +212,7 @@ fill:
       access-key: "t1PIPGcvBY9lJVXFZFb48maTQsGGhvLsR5QQlNq0"
       secret-key: "KGooFdF5eCLdCIMCOD6x5ofMzu4vYE17T5Mvp9qC"
       bucket: "file-jxit-private"
-      domain: "https://file.work.jxit.com"
+      domain: "https://file.jxit.com"
       # auto = 让 SDK 自己查空间在哪个区（推荐）。
       # 「华东-浙江」在新旧控制台对应 z0 与 cn-east-2 两个 id，写错了的症状是上传超时。
       region: "${QINIU_REGION:auto}"