diff --git a/map/booking_utils.cpp b/map/booking_utils.cpp
index 84b3f7bf89..6862f940d7 100644
--- a/map/booking_utils.cpp
+++ b/map/booking_utils.cpp
@@ -54,7 +54,7 @@ void SortTransform(search::Results const & results, std::vector<Extras> const &
   }
 }
 
-void AppendUnavailable(search::Results const & filteredOut, SearchMarks & searchMarks)
+void SetUnavailable(search::Results const & filteredOut, SearchMarks & searchMarks)
 {
   if (filteredOut.GetCount() == 0)
     return;
@@ -62,11 +62,11 @@ void AppendUnavailable(search::Results const & filteredOut, SearchMarks & search
   std::string reason = platform::GetLocalizedString("booking_map_component_availability");
   for (auto const & filtered : filteredOut)
   {
-    searchMarks.AppendUnavailable(filtered.GetFeatureID(), reason);
+    searchMarks.SetUnavailable(filtered.GetFeatureID(), reason);
   }
 }
 
-void AppendUnavailable(std::vector<FeatureID> const & filteredOut, SearchMarks & searchMarks)
+void SetUnavailable(std::vector<FeatureID> const & filteredOut, SearchMarks & searchMarks)
 {
   if (filteredOut.empty())
     return;
@@ -74,7 +74,7 @@ void AppendUnavailable(std::vector<FeatureID> const & filteredOut, SearchMarks &
   std::string reason = platform::GetLocalizedString("booking_map_component_availability");
   for (auto const & filtered : filteredOut)
   {
-    searchMarks.AppendUnavailable(filtered, reason);
+    searchMarks.SetUnavailable(filtered, reason);
   }
 }
 }  // namespace
@@ -102,7 +102,7 @@ filter::TasksInternal MakeInternalTasks(search::Results const & results,
         [results, &searchMarks, type, apiParams, cb, inViewport](ResultInternal<search::Results> && result)
         {
           if (type == Type::Availability)
-            AppendUnavailable(result.m_filteredOut, searchMarks);
+            SetUnavailable(result.m_filteredOut, searchMarks);
 
           auto & filteredResults = result.m_passedFilter;
           auto & extras = result.m_extras;
@@ -170,7 +170,7 @@ filter::TasksRawInternal MakeInternalTasks(std::vector<FeatureID> const & featur
         [features, &searchMarks, type, apiParams, cb](ResultInternal<std::vector<FeatureID>> && result)
         {
           if (type == Type::Availability)
-            AppendUnavailable(result.m_filteredOut, searchMarks);
+            SetUnavailable(result.m_filteredOut, searchMarks);
 
           auto & sortedFeatures = result.m_passedFilter;
           auto & extras = result.m_extras;
diff --git a/map/framework.cpp b/map/framework.cpp
index aa6f785b28..cd26d329cf 100644
--- a/map/framework.cpp
+++ b/map/framework.cpp
@@ -1832,7 +1832,7 @@ void Framework::FillSearchResultsMarks(search::Results::ConstIter begin,
       if (!reason)
         reason = platform::GetLocalizedString("booking_map_component_filters");
 
-      m_searchMarks.AppendUnavailable(mark->GetFeatureID(), *reason);
+      m_searchMarks.SetUnavailable(mark->GetFeatureID(), *reason);
     }
 
     if (r.m_details.m_isSponsoredHotel)
@@ -3988,7 +3988,7 @@ void Framework::ShowViewportSearchResults(search::Results const & results, bool
             auto const isFilteredOut = binary_search(filteredOut.cbegin(), filteredOut.cend(), id);
 
             if (isFilteredOut)
-              m_searchMarks.AppendUnavailable(mark.GetFeatureID(), reason);
+              m_searchMarks.SetUnavailable(mark.GetFeatureID(), reason);
           }
 
           break;
diff --git a/map/search_mark.cpp b/map/search_mark.cpp
index 7c6bdb1909..afcda87977 100644
--- a/map/search_mark.cpp
+++ b/map/search_mark.cpp
@@ -744,9 +744,9 @@ void SearchMarks::ClearUsed()
   m_used.clear();
 }
 
-void SearchMarks::AppendUnavailable(FeatureID const & id, std::string const & reason)
+void SearchMarks::SetUnavailable(FeatureID const & id, std::string const & reason)
 {
-  m_unavailable.try_emplace(id, reason);
+  m_unavailable[id] = reason;
 }
 
 bool SearchMarks::IsUnavailable(FeatureID const & id) const
diff --git a/map/search_mark.hpp b/map/search_mark.hpp
index aa8be2b55a..190f3df196 100644
--- a/map/search_mark.hpp
+++ b/map/search_mark.hpp
@@ -120,7 +120,7 @@ public:
   bool IsUsed(FeatureID const & id) const;
   void ClearUsed();
 
-  void AppendUnavailable(FeatureID const & id, std::string const & reason);
+  void SetUnavailable(FeatureID const & id, std::string const & reason);
   bool IsUnavailable(FeatureID const & id) const;
   void MarkUnavailableIfNeeded(SearchMarkPoint * mark) const;
   void ClearUnavailable();