diff --git a/src/server/game/Maps/AreaBoundary.cpp b/src/server/game/Maps/AreaBoundary.cpp
index 989c9957546..da1c70fda4b 100644
--- a/src/server/game/Maps/AreaBoundary.cpp
+++ b/src/server/game/Maps/AreaBoundary.cpp
@@ -17,6 +17,7 @@
 
 #include "AreaBoundary.h"
 #include "Unit.h"
+#include <vector>
 
 // ---== RECTANGLE ==---
 RectangleBoundary::RectangleBoundary(float southX, float northX, float eastY, float westY, bool isInverted) :
@@ -91,7 +92,7 @@ bool ZRangeBoundary::IsWithinBoundaryArea(Position const* pos) const
 }
 
 // ---== POLYGON ==---
-PolygonBoundary::PolygonBoundary(Position origin, std::vector<Position>&& vertices, bool isInverted /* = false*/) :
+PolygonBoundary::PolygonBoundary(Position const& origin, std::vector<Position>&& vertices, bool isInverted /* = false*/) :
     AreaBoundary(isInverted), _origin(origin), _vertices(std::move(vertices)) { }
 
 bool PolygonBoundary::IsWithinBoundaryArea(Position const* pos) const
diff --git a/src/server/game/Maps/AreaBoundary.h b/src/server/game/Maps/AreaBoundary.h
index e650cb8b12a..b03dafb8776 100644
--- a/src/server/game/Maps/AreaBoundary.h
+++ b/src/server/game/Maps/AreaBoundary.h
@@ -153,7 +153,7 @@ class TC_GAME_API ZRangeBoundary : public AreaBoundary
 class TC_GAME_API PolygonBoundary : public AreaBoundary
 {
 public:
-    PolygonBoundary(Position origin, std::vector<Position>&& vertices, bool isInverted = false);
+    PolygonBoundary(Position const& origin, std::vector<Position>&& vertices, bool isInverted = false);
 
 protected:
     bool IsWithinBoundaryArea(Position const* pos) const override;