diff --git a/SoObjects/Mailer/SOGoMailReply.m b/SoObjects/Mailer/SOGoMailReply.m
index 57dca3c22..9e3370d93 100644
--- a/SoObjects/Mailer/SOGoMailReply.m
+++ b/SoObjects/Mailer/SOGoMailReply.m
@@ -22,6 +22,7 @@
 
 #import <NGObjWeb/WOContext+SoObjects.h>
 #import <NGExtensions/NSString+misc.h>
+#import <NGImap4/NGImap4Envelope.h>
 
 #import <SoObjects/SOGo/SOGoDateFormatter.h>
 #import <SoObjects/SOGo/SOGoUser.h>
diff --git a/UI/Scheduler/UIxCalendarProperties.m b/UI/Scheduler/UIxCalendarProperties.m
index fd32ef6df..d40ff0522 100644
--- a/UI/Scheduler/UIxCalendarProperties.m
+++ b/UI/Scheduler/UIxCalendarProperties.m
@@ -23,6 +23,8 @@
 #import <Foundation/NSDictionary.h>
 #import <Foundation/NSEnumerator.h>
 
+#import <NGObjWeb/WORequest.h>
+
 #import <SoObjects/SOGo/SOGoUser.h>
 #import <SoObjects/Appointments/SOGoAppointmentFolder.h>