diff --git a/ydb/public/sdk/cpp/tests/integration/sessions_pool/main.cpp b/ydb/public/sdk/cpp/tests/integration/sessions_pool/main.cpp
index 35586965cf1a..47d57edef575 100644
--- a/ydb/public/sdk/cpp/tests/integration/sessions_pool/main.cpp
+++ b/ydb/public/sdk/cpp/tests/integration/sessions_pool/main.cpp
@@ -19,6 +19,7 @@ class YdbSdkSessionsPool : public ::testing::TestWithParam<std::uint32_t> {
         auto clientSettings = TClientSettings().SessionPoolSettings(
             TSessionPoolSettings()
                 .MaxActiveSessions(maxActiveSessions)
+                .MinPoolSize(maxActiveSessions)
                 .KeepAliveIdleThreshold(TDuration::MilliSeconds(10))
                 .CloseIdleThreshold(TDuration::MilliSeconds(10)));
         Client = std::make_unique<NYdb::NTable::TTableClient>(*Driver, clientSettings);