diff --git a/PROMS/Volian.Controls.Library/DisplayTabItem.cs b/PROMS/Volian.Controls.Library/DisplayTabItem.cs
index dba634b8..628e699d 100644
--- a/PROMS/Volian.Controls.Library/DisplayTabItem.cs
+++ b/PROMS/Volian.Controls.Library/DisplayTabItem.cs
@@ -159,7 +159,8 @@ namespace Volian.Controls.Library
 		}
         public DisplayTabItem(IContainer container, DisplayTabControl myDisplayTabControl, DocumentInfo myDocumentInfo, string myKey)
         {
-            _MyKey = myKey;
+					OwnerID = myDisplayTabControl.MySessionInfo.CheckOutItem(myDocumentInfo.DocID, CheckOutType.Document);
+					_MyKey = myKey;
             _MyDisplayTabControl = myDisplayTabControl;
             _MyDocumentInfo = myDocumentInfo;
             container.Add(this);