diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueThreadClass.cs b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueThreadClass.cs
index fb4a3e33f8..321dd5ef5e 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueThreadClass.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueThreadClass.cs
@@ -28,6 +28,7 @@
 using System;
 using System.Collections;
 using System.Threading;
+using System.Globalization;
 using libsecondlife;
 using OpenSim.Framework;
 using OpenSim.Region.Environment.Scenes.Scripting;