diff --git a/.github/import_generation.txt b/.github/import_generation.txt
index 3c032078a4a..d6b24041cf0 100644
--- a/.github/import_generation.txt
+++ b/.github/import_generation.txt
@@ -1 +1 @@
-18
+19
diff --git a/.github/last_commit.txt b/.github/last_commit.txt
index 35b62492122..27916a410e8 100644
--- a/.github/last_commit.txt
+++ b/.github/last_commit.txt
@@ -1 +1 @@
-cdad0889aa2f47f9cde997deae6f682eced20873
+824ceef81947f283a068e13cc46703c70abe0cba
diff --git a/include/ydb-cpp-sdk/client/value/value.h b/include/ydb-cpp-sdk/client/value/value.h
index 38f22f1d06a..5fa0c343042 100644
--- a/include/ydb-cpp-sdk/client/value/value.h
+++ b/include/ydb-cpp-sdk/client/value/value.h
@@ -530,7 +530,8 @@ class TValueBuilderBase : public TMoveOnly {
 protected:
     TValueBuilderBase(TValueBuilderBase&&);
 
-    TValueBuilderBase(google::protobuf::Arena* arena = nullptr);
+    TValueBuilderBase();
+    explicit TValueBuilderBase(google::protobuf::Arena* arena);
 
     TValueBuilderBase(const TType& type);
 
@@ -546,7 +547,8 @@ class TValueBuilderBase : public TMoveOnly {
 
 class TValueBuilder : public TValueBuilderBase<TValueBuilder> {
 public:
-    TValueBuilder(google::protobuf::Arena* arena = nullptr);
+    TValueBuilder();
+    explicit TValueBuilder(google::protobuf::Arena* arena);
 
     TValueBuilder(const TType& type);
 
diff --git a/src/client/value/value.cpp b/src/client/value/value.cpp
index c00f007eabc..854c7f02924 100644
--- a/src/client/value/value.cpp
+++ b/src/client/value/value.cpp
@@ -2842,6 +2842,10 @@ TValueBuilderBase<TDerived>::TValueBuilderBase(TValueBuilderBase&&) = default;
 template<typename TDerived>
 TValueBuilderBase<TDerived>::~TValueBuilderBase() = default;
 
+template<typename TDerived>
+TValueBuilderBase<TDerived>::TValueBuilderBase()
+    : Impl_(new TValueBuilderImpl()) {}
+
 template<typename TDerived>
 TValueBuilderBase<TDerived>::TValueBuilderBase(google::protobuf::Arena* arena)
     : Impl_(new TValueBuilderImpl(arena)) {}
@@ -3406,6 +3410,9 @@ template class TValueBuilderBase<TParamValueBuilder>;
 
 ////////////////////////////////////////////////////////////////////////////////
 
+TValueBuilder::TValueBuilder()
+    : TValueBuilderBase() {}
+
 TValueBuilder::TValueBuilder(google::protobuf::Arena* arena)
     : TValueBuilderBase(arena) {}