diff --cc config/service.yaml
index 37ff471,8bf23d2,b54d2a5..808a726
--- a/config/service.yaml
+++ b/config/service.yaml
@@@@ -1,4 -1,4 -1,4 +1,4 @@@@
   service: ledger
  -timeout: 30
 - timeout: 45
 ++timeout: 60
   jitter: on
-- backoff: linear
++ backoff: exponential