diff --git a/SOPE/NGCards/iCalTrigger.m b/SOPE/NGCards/iCalTrigger.m
index 1f0bbf995..9723330f3 100644
--- a/SOPE/NGCards/iCalTrigger.m
+++ b/SOPE/NGCards/iCalTrigger.m
@@ -22,6 +22,7 @@
 #import <Foundation/NSCalendarDate.h>
 #import <Foundation/NSDictionary.h>
 #import <Foundation/NSString.h>
+#import <Foundation/NSValue.h>
 
 #import "iCalEvent.h"
 #import "iCalTrigger.h"
@@ -114,7 +115,7 @@
       data = [NSDictionary dictionaryWithObjectsAndKeys:
                              relation, @"relation",
                            reference, @"reference",
-                           quantity, @"quantity",
+                           [NSNumber numberWithInt: [quantity intValue]], @"quantity",
                            unit, @"unit",
                            nil];
     }
diff --git a/SoObjects/Appointments/iCalEntityObject+SOGo.h b/SoObjects/Appointments/iCalEntityObject+SOGo.h
index 9ea2348cf..cac24a66c 100644
--- a/SoObjects/Appointments/iCalEntityObject+SOGo.h
+++ b/SoObjects/Appointments/iCalEntityObject+SOGo.h
@@ -1,6 +1,6 @@
 /* iCalEntityObject+SOGo.h - this file is part of SOGo
  *
- * Copyright (C) 2007-2014 Inverse inc.
+ * Copyright (C) 2007-2015 Inverse inc.
  *
  * This file is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -26,6 +26,7 @@
 @class iCalAlarm;
 @class NSMutableDictionary;
 @class SOGoUser;
+@class WOContext;
 
 extern NSCalendarDate *iCalDistantFuture;
 extern NSNumber *iCalDistantFutureNumber;
@@ -35,6 +36,8 @@ extern NSNumber *iCalDistantFutureNumber;
 + (void) initializeSOGoExtensions;
 
 - (NSDictionary *) attributes;
+- (void) setAttributes: (NSDictionary *) data
+             inContext: (WOContext *) context;
 
 - (BOOL) userIsAttendee: (SOGoUser *) user;
 - (BOOL) userIsOrganizer: (SOGoUser *) user;