diff --git a/UI/MailerUI/UIxMailListView.m b/UI/MailerUI/UIxMailListView.m
index b63b740c1..41ba101bb 100644
--- a/UI/MailerUI/UIxMailListView.m
+++ b/UI/MailerUI/UIxMailListView.m
@@ -92,7 +92,7 @@ static int attachmentFlagSize = 8096;
 {
   NSCalendarDate *messageDate;
 
-  messageDate = [[message objectForKey: @"envelope"] date];
+  messageDate = [[message valueForKey: @"envelope"] date];
   [messageDate setTimeZone: userTimeZone];
 
   return [dateFormatter formattedDateAndTime: messageDate];