diff --git a/routing/routing_helpers.cpp b/routing/routing_helpers.cpp
index 26f7448fb0..baf6f02ce0 100644
--- a/routing/routing_helpers.cpp
+++ b/routing/routing_helpers.cpp
@@ -3,6 +3,10 @@
 
 #include "traffic/traffic_info.hpp"
 
+#include "base/stl_helpers.hpp"
+
+#include <algorithm>
+
 namespace routing
 {
 using namespace traffic;
@@ -43,6 +47,9 @@ void ReconstructRoute(IDirectionsEngine & engine, RoadGraphBase const & graph,
     return;
   }
 
+  CHECK(std::is_sorted(times.cbegin(), times.cend(), my::LessBy(&Route::TTimeItem::first)), ());
+  CHECK(std::is_sorted(turnsDir.cbegin(), turnsDir.cend(), my::LessBy(&turns::TurnItem::m_index)), ());
+
   // @TODO(bykoianko) If the start and the finish of a route lies on the same road segment
   // engine->Generate() fills with empty vectors |times|, |turnsDir|, |junctions| and |segments|.
   // It's not correct and should be fixed. It's necessary to work corrrectly with such routes.