diff --git a/src/BasicPathFinding.cs b/src/BasicPathFinding.cs
index efd394f..8d7e752 100644
--- a/src/BasicPathFinding.cs
+++ b/src/BasicPathFinding.cs
@@ -145,10 +145,10 @@ namespace OpenSim.Modules.PathFinding
                     float baseheight = (float)m_scene.Heightmap[X, Y];
 
                     if (baseheight <= m_scene.RegionInfo.RegionSettings.WaterHeight)
-                        _map.SetPixel(Y, X, Color.Blue);
+                        _map.SetPixel(X, Y, Color.Blue);
 
                     if (baseheight > m_scene.RegionInfo.RegionSettings.WaterHeight)
-                        _map.SetPixel(Y, X, Color.Green);
+                        _map.SetPixel(X, Y, Color.Green);
                 }
             }