diff --git a/OpenChange/MAPIStoreMailVolatileMessage.m b/OpenChange/MAPIStoreMailVolatileMessage.m
index 55d62309e..6c340a721 100644
--- a/OpenChange/MAPIStoreMailVolatileMessage.m
+++ b/OpenChange/MAPIStoreMailVolatileMessage.m
@@ -29,7 +29,6 @@
 #import <Foundation/NSData.h>
 #import <Foundation/NSDictionary.h>
 #import <Foundation/NSString.h>
-#import <Foundation/NSTimeZone.h>
 #import <Foundation/NSValue.h>
 #import <NGExtensions/NGHashMap.h>
 #import <NGExtensions/NSObject+Logs.h>
@@ -673,8 +672,6 @@ FillMessageHeadersFromProperties (NGMutableHashMap *headers,
   date = [mailProperties objectForKey: MAPIPropertyKey (PR_CLIENT_SUBMIT_TIME)];
   if (date)
     {
-      date = [date addYear: 0 month: 0 day: 0
-                      hour: 0 minute: 0 second: [[date timeZone] secondsFromGMT]];
       [headers addObject: [date rfc822DateString] forKey: @"date"];
     }
   [headers addObject: @"1.0" forKey: @"MIME-Version"];