diff --git a/storage/country_info_getter.hpp b/storage/country_info_getter.hpp
index b3584d5086..3e026b3287 100644
--- a/storage/country_info_getter.hpp
+++ b/storage/country_info_getter.hpp
@@ -130,13 +130,13 @@ protected:
 class CountryInfoReader : public CountryInfoGetter
 {
 public:
-  /// \brief The newer version. Use this one after the migration to single-component
-  /// mwm files has been carried out.
+  /// \returns CountryInfoGetter based on countries.txt and packed_polygons.bin.
   static unique_ptr<CountryInfoGetter> CreateCountryInfoReader(Platform const & platform);
 
-  /// \brief The older version. The polygons are read from a file that was
-  /// used at the time when routing and map data were in different files.
-  /// \note This method should be used for test on migration.
+  /// \returns CountryInfoGetter based on countries_obsolete.txt and packed_polygons_obsolete.bin.
+  /// \brief The polygons in CountryInfoGetter() returned by the method was used at the time when
+  /// routing and map data were in different files.
+  /// \note This method should be used before migration to single-component and for tests.
   static unique_ptr<CountryInfoGetter> CreateCountryInfoReaderObsolete(Platform const & platform);
 
 protected: