1 files changed, 2 insertions, 2 deletions
diff --git a/library/cpp/yt/string/string_builder.h b/library/cpp/yt/string/string_builder.h
index ac3aa26a7c1..82caed29943 100644
--- a/library/cpp/yt/string/string_builder.h
+++ b/library/cpp/yt/string/string_builder.h
@@ -52,10 +52,10 @@ class TStringBuilder
     : public TStringBuilderBase
 {
 public:
-    TString Flush();
+    std::string Flush();
 
 protected:
-    TString Buffer_;
+    std::string Buffer_;
 
     void DoReset() override;
     void DoReserve(size_t size) override;