diff --git a/source/terrain/Patch.cpp b/source/terrain/Patch.cpp
index bca87a03b2..0f12d710fe 100755
--- a/source/terrain/Patch.cpp
+++ b/source/terrain/Patch.cpp
@@ -27,27 +27,13 @@ void CPatch::Initialize (STerrainVertex *first_vertex)
 {
 	m_pVertices = first_vertex;
 
-	m_Bounds.m_BoxMin.X = m_pVertices[0].m_Position.X;
-	m_Bounds.m_BoxMin.Z = m_pVertices[0].m_Position.Z;
-	
-	m_Bounds.m_BoxMax.X = m_Bounds.m_BoxMin.X + PATCH_SIZE*CELL_SIZE;
-	m_Bounds.m_BoxMax.Z = m_Bounds.m_BoxMin.Z + PATCH_SIZE*CELL_SIZE;
+	m_Bounds.SetEmpty();
 
-	m_Bounds.m_BoxMin.Y = m_Bounds.m_BoxMin.Y = m_pVertices[0].m_Position.Y;
-
-	int j;
-
-	for (j=0; j<PATCH_SIZE+1; j++)
+	for (int j=0; j<PATCH_SIZE+1; j++)
 	{
 		for (int i=0; i<PATCH_SIZE+1; i++)
 		{
-			int pos = j*MAP_SIZE + i;
-
-			if (m_pVertices[pos].m_Position.Y < m_Bounds.m_BoxMin.Y)
-				m_Bounds.m_BoxMin.Y = m_pVertices[pos].m_Position.Y;
-
-			if (m_pVertices[pos].m_Position.Y > m_Bounds.m_BoxMax.Y)
-				m_Bounds.m_BoxMax.Y = m_pVertices[pos].m_Position.Y;
+			m_Bounds+=m_pVertices[j*MAP_SIZE + i].m_Position;
 		}
 	}
 
diff --git a/source/terrain/Patch.h b/source/terrain/Patch.h
index 6f604414d4..c7418b4d74 100755
--- a/source/terrain/Patch.h
+++ b/source/terrain/Patch.h
@@ -12,8 +12,7 @@
 #ifndef PATCH_H
 #define PATCH_H
 
-#include "Matrix3D.h"
-#include "Camera.h"
+#include "Bound.h"
 #include "TerrGlobals.h"
 #include "MiniPatch.h"
 
@@ -29,7 +28,7 @@ class CPatch
 //	protected:
 		CMiniPatch		m_MiniPatches[16][16];
 
-		SBoundingBox	m_Bounds;
+		CBound	m_Bounds;
 		unsigned int	m_LastVisFrame;
 		
 		STerrainVertex	*m_pVertices;