diff --git a/DetourTileCache/Source/DetourTileCacheBuilder.cpp b/DetourTileCache/Source/DetourTileCacheBuilder.cpp
index 796e165..b1d2a2c 100644
--- a/DetourTileCache/Source/DetourTileCacheBuilder.cpp
+++ b/DetourTileCache/Source/DetourTileCacheBuilder.cpp
@@ -1558,7 +1558,7 @@ static dtStatus removeVertex(dtTileCachePolyMesh& mesh, const unsigned short rem
 	}
 	
 	// Remove vertex.
-	for (int i = (int)rem; i < mesh.nverts; ++i)
+	for (int i = (int)rem; i < mesh.nverts - 1; ++i)
 	{
 		mesh.verts[i*3+0] = mesh.verts[(i+1)*3+0];
 		mesh.verts[i*3+1] = mesh.verts[(i+1)*3+1];