diff --git a/library/cpp/yt/memory/leaky_ref_counted_singleton-inl.h b/library/cpp/yt/memory/leaky_ref_counted_singleton-inl.h
index 1fba63c42..f4bccbbaf 100644
--- a/library/cpp/yt/memory/leaky_ref_counted_singleton-inl.h
+++ b/library/cpp/yt/memory/leaky_ref_counted_singleton-inl.h
@@ -30,9 +30,6 @@ TIntrusivePtr<T> LeakyRefCountedSingleton(TArgs&&... args)
         auto ptr = New<T>(std::forward<TArgs>(args)...);
         Ref(ptr.Get());
         Ptr.store(ptr.Get());
-#if defined(_asan_enabled_)
-        NSan::MarkAsIntentionallyLeaked(ptr.Get());
-#endif
     });
 
     return Ptr.load();
diff --git a/yt/yt/python/yson/serialize.cpp b/yt/yt/python/yson/serialize.cpp
index f9fa7444c..76e658672 100644
--- a/yt/yt/python/yson/serialize.cpp
+++ b/yt/yt/python/yson/serialize.cpp
@@ -187,11 +187,8 @@ void SerializePythonInteger(const Py::Object& obj, IYsonConsumer* consumer, TCon
     // TODO(asaitgalin): Make singleton with all global variables and
     // free all objects there before interpreter exit.
     static auto* SignedInt64Min = PyLong_FromLongLong(std::numeric_limits<i64>::min());
-    NSan::MarkAsIntentionallyLeaked(SignedInt64Min);
     static auto* SignedInt64Max = PyLong_FromLongLong(std::numeric_limits<i64>::max());
-    NSan::MarkAsIntentionallyLeaked(SignedInt64Max);
     static auto* UnsignedInt64Max = PyLong_FromUnsignedLongLong(std::numeric_limits<ui64>::max());
-    NSan::MarkAsIntentionallyLeaked(UnsignedInt64Max);
 
     if (PyObject_RichCompareBool(UnsignedInt64Max, obj.ptr(), Py_LT) == 1 ||
         PyObject_RichCompareBool(obj.ptr(), SignedInt64Min, Py_LT) == 1)