diff --git a/OpenSim/Region/Environment/Scenes/Scene.cs b/OpenSim/Region/Environment/Scenes/Scene.cs
index 1f43f53ca4..5ae26d3110 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.cs
@@ -1163,7 +1163,7 @@ namespace OpenSim.Region.Environment.Scenes
             }
         }
 
-        public void AgentCrossing(ulong regionHandle, LLUUID agentID, LLVector3 position, bool isFlying)
+        public virtual void AgentCrossing(ulong regionHandle, LLUUID agentID, LLVector3 position, bool isFlying)
         {
             if (regionHandle == m_regInfo.RegionHandle)
             {