diff --git a/ydb/core/persqueue/read_balancer__balancing.cpp b/ydb/core/persqueue/read_balancer__balancing.cpp
index 4130dd83b749..da26dd8aaa6a 100644
--- a/ydb/core/persqueue/read_balancer__balancing.cpp
+++ b/ydb/core/persqueue/read_balancer__balancing.cpp
@@ -533,6 +533,7 @@ std::unique_ptr<TEvPersQueue::TEvReleasePartition> TPartitionFamily::MakeEvRelea
     r.SetPath(TopicPath());
     r.SetGeneration(TabletGeneration());
     r.SetClientId(Session->ClientId);
+    r.SetCount(1);
     r.SetGroup(partitionId + 1);
     ActorIdToProto(Session->Pipe, r.MutablePipeClient());