diff --git a/PROMS/VEPROMS User Interface/dlgExportImport.cs b/PROMS/VEPROMS User Interface/dlgExportImport.cs
index 86e2d5f1..04d2f796 100644
--- a/PROMS/VEPROMS User Interface/dlgExportImport.cs	
+++ b/PROMS/VEPROMS User Interface/dlgExportImport.cs	
@@ -4797,7 +4797,7 @@ namespace VEPROMS
 			{
 				foreach (DocumentInfo di in dil)
 				{
-					string keystr = di.LibTitle+"_"+di.DTS.ToString();
+					string keystr = di.LibTitle; // B2019-085  don't add the date/time to the title of the existing list of lib docs - was causing multiple copies of the lib doc to be added
 					if (!ExistingLibDocs.ContainsKey(keystr))
 						ExistingLibDocs.Add(keystr, di.DocID);
 					di.Dispose();