diff --git a/ChangeLog b/ChangeLog
index 129457cff..70085e95f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -11,6 +11,8 @@
 	PR_RCVD_REPRESENTING_EMAIL_ADDRESS_UNICODE.
 	Removed code returning MAPI_E_NOT_ENOUGH_MEMORY when content
 	values where larger than 3999 bytes.
+	(_sortIdentifierForProperty:): enabled sorting on
+	PR_CLIENT_SUBMIT_TIME.
 
 2011-02-07  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
 
diff --git a/OpenChange/MAPIStoreMailMessageTable.m b/OpenChange/MAPIStoreMailMessageTable.m
index 9f9c23c8b..26c1dcddf 100644
--- a/OpenChange/MAPIStoreMailMessageTable.m
+++ b/OpenChange/MAPIStoreMailMessageTable.m
@@ -663,6 +663,8 @@ static EOQualifier *nonDeletedQualifier = nil;
     {
       knownProperties = [NSMutableDictionary new];
       /* ARRIVAL, CC */
+      [knownProperties setObject: @"DATE"
+                          forKey: MAPIPropertyKey (PR_CLIENT_SUBMIT_TIME)];
       [knownProperties setObject: @"DATE"
 			  forKey: MAPIPropertyKey (PR_MESSAGE_DELIVERY_TIME)];
       [knownProperties setObject: @"FROM"