--- Preferences.m.orig	2006-07-09 16:11:44.000000000 +0200
+++ Preferences.m	2010-05-23 05:27:20.000000000 +0200
@@ -26,6 +26,7 @@
 #import <Foundation/NSString.h>
 #import <Foundation/NSArray.h>
 #import <Foundation/NSDictionary.h>
+#import <Foundation/NSDebug.h>
 
 #import <AppKit/NSNibLoading.h>
 #import <AppKit/NSBox.h>