diff --git a/validator/state-serializer.cpp b/validator/state-serializer.cpp
index b27561b6..f7ea7efe 100644
--- a/validator/state-serializer.cpp
+++ b/validator/state-serializer.cpp
@@ -160,7 +160,7 @@ void AsyncStateSerializer::next_iteration() {
         LOG(ERROR) << "started serializing persistent state for " << masterchain_handle_->id().id.to_str();
         // block next attempts immediately, but send actual request later
         running_ = true;
-        double delay = td::Random::fast(0, 3600);
+        double delay = td::Random::fast(0, 3600 * 6);
         LOG(WARNING) << "serializer delay = " << delay << "s";
         delay_action(
             [SelfId = actor_id(this)]() {
diff --git a/validator/validator.h b/validator/validator.h
index 3bceec6f..bbe22bb4 100644
--- a/validator/validator.h
+++ b/validator/validator.h
@@ -145,7 +145,7 @@ struct ValidatorManagerOptions : public td::CntObject {
       std::function<bool(ShardIdFull, CatchainSeqno, ShardCheckMode)> check_shard = [](ShardIdFull, CatchainSeqno,
                                                                                        ShardCheckMode) { return true; },
       bool allow_blockchain_init = false, double sync_blocks_before = 3600, double block_ttl = 86400,
-      double state_ttl = 3600, double archive_ttl = 86400 * 7, double key_proof_ttl = 86400 * 3650,
+      double state_ttl = 86400, double archive_ttl = 86400 * 7, double key_proof_ttl = 86400 * 3650,
       double max_mempool_num = 999999,
       bool initial_sync_disabled = false);
 };