diff --git a/src/BasicPathFinding.cs b/src/BasicPathFinding.cs
index bb36682..72ff8ac 100644
--- a/src/BasicPathFinding.cs
+++ b/src/BasicPathFinding.cs
@@ -131,12 +131,16 @@ namespace OpenSim.Modules.PathFinding
         }
 
         [ScriptInvocation]
-        public string osCreateNewPathFindingScene(UUID hostID, UUID scriptID, bool terrain, Vector3 start, Vector3 target)
+        public string osCreateNewPathFindingScene(UUID hostID, UUID scriptID, int terrain, Vector3 start, Vector3 target)
         {
             UUID requestKey = UUID.Random();
+            bool useTerrain = false;
+
+            if (terrain == 1)
+                useTerrain = true;
 
             SceneObjectGroup _host = m_scene.GetSceneObjectGroup(hostID);
-            (new Thread(delegate () { createPathFindingScene(scriptID, requestKey, terrain); })).Start();
+            (new Thread(delegate () { createPathFindingScene(scriptID, requestKey, useTerrain); })).Start();
 
             return requestKey.ToString();
         }