diff --git a/Headers/gnustep/gui/NSDocumentFrameworkPrivate.h b/Headers/gnustep/gui/NSDocumentFrameworkPrivate.h
index 1cfc4edcb..d352bfd9a 100644
--- a/Headers/gnustep/gui/NSDocumentFrameworkPrivate.h
+++ b/Headers/gnustep/gui/NSDocumentFrameworkPrivate.h
@@ -49,8 +49,6 @@
 
 @interface NSWindowController (Private)
 - (void)_windowDidLoad;
-- (void)_synchronizeWindowTitleWithDocumentName;
-- (void)setWindow:(NSWindow *)window;
 @end
 
 #endif // _GNUstep_H_NSDocumentFramworkPrivate