diff --git a/suites/upgrade/rgw/a/start.yaml b/suites/upgrade/rgw/a/start.yaml
index 9164881e509..a7073a1001b 100644
--- a/suites/upgrade/rgw/a/start.yaml
+++ b/suites/upgrade/rgw/a/start.yaml
@@ -13,4 +13,7 @@ tasks:
 - install:
      branch: bobtail
 - ceph:
+    conf:
+      client:
+        client mount timeout: 600
 - rgw: [client.0]