diff --git a/server/data_structures/internal_datafacade.hpp b/server/data_structures/internal_datafacade.hpp
index 0a246b791..1f4b6ef8c 100644
--- a/server/data_structures/internal_datafacade.hpp
+++ b/server/data_structures/internal_datafacade.hpp
@@ -360,7 +360,10 @@ template <class EdgeDataT> class InternalDataFacade final : public BaseDataFacad
         return m_coordinate_list->at(id);
     };
 
-    bool EdgeIsCompressed(const unsigned id) const { return m_edge_is_compressed.at(id); }
+    bool EdgeIsCompressed(const unsigned id) const override final
+    {
+        return m_edge_is_compressed.at(id);
+    }
 
     TurnInstruction GetTurnInstructionForEdgeID(const unsigned id) const override final
     {
diff --git a/server/data_structures/shared_datafacade.hpp b/server/data_structures/shared_datafacade.hpp
index c7951fb3b..4944d320f 100644
--- a/server/data_structures/shared_datafacade.hpp
+++ b/server/data_structures/shared_datafacade.hpp
@@ -356,7 +356,10 @@ template <class EdgeDataT> class SharedDataFacade final : public BaseDataFacade<
         return m_turn_instruction_list.at(id);
     }
 
-    TravelMode GetTravelModeForEdgeID(const unsigned id) const { return m_travel_mode_list.at(id); }
+    TravelMode GetTravelModeForEdgeID(const unsigned id) const override final
+    {
+        return m_travel_mode_list.at(id);
+    }
 
     bool LocateClosestEndPointForCoordinate(const FixedPointCoordinate &input_coordinate,
                                             FixedPointCoordinate &result,