diff --git a/OpenSim/Services/IntegrationService/IntegrationServiceBase.cs b/OpenSim/Services/IntegrationService/IntegrationServiceBase.cs
index 86887d746e..e8957e1947 100644
--- a/OpenSim/Services/IntegrationService/IntegrationServiceBase.cs
+++ b/OpenSim/Services/IntegrationService/IntegrationServiceBase.cs
@@ -39,7 +39,7 @@ using log4net;
 
 using Ux = OpenSim.Services.IntegrationService.IUtils;
 
-[assembly:AddinRoot ("IntegrationService", "2.0")]
+[assembly:AddinRoot ("IntegrationService", "2.1")]
 namespace OpenSim.Services.IntegrationService
 {
     [TypeExtensionPoint (Path="/OpenSim/IntegrationService", Name="IntegrationService")]