diff --git a/src/game/vmap/IVMapManager.h b/src/game/vmap/IVMapManager.h
index b9a45c7b4b..3a9b93a3d1 100644
--- a/src/game/vmap/IVMapManager.h
+++ b/src/game/vmap/IVMapManager.h
@@ -21,6 +21,7 @@
 
 #include <string>
 #include <Platform/Define.h>
+#include <vector>
 
 //===========================================================
 
diff --git a/src/game/vmap/VMapManager2.h b/src/game/vmap/VMapManager2.h
index b7723877a9..2c0488d884 100644
--- a/src/game/vmap/VMapManager2.h
+++ b/src/game/vmap/VMapManager2.h
@@ -88,7 +88,7 @@ namespace VMAP
             VMapManager2();
             ~VMapManager2();
 
-            void InitializeThreadUnsafe(const std::vector<uint32>& mapIds);
+            void InitializeThreadUnsafe(const std::vector<uint32>& mapIds) override;
 
             VMAPLoadResult loadMap(const char* pBasePath, unsigned int pMapId, int x, int y) override;
             bool IsTileLoaded(uint32 mapId, uint32 x, uint32 y) const override;