diff --git a/gdk/gdkwindow.h b/gdk/gdkwindow.h
index d2b2496455..5204869078 100644
--- a/gdk/gdkwindow.h
+++ b/gdk/gdkwindow.h
@@ -38,7 +38,6 @@
 G_BEGIN_DECLS
 
 typedef struct _GdkGeometry          GdkGeometry;
-typedef struct _GdkWindowRedirect    GdkWindowRedirect;
 
 /**
  * GdkWindowWindowClass: