diff --git a/gdk/gdkinternals.h b/gdk/gdkinternals.h
index ab985288b4..617fe29037 100644
--- a/gdk/gdkinternals.h
+++ b/gdk/gdkinternals.h
@@ -115,8 +115,6 @@ typedef enum
   GDK_EVENT_FLUSHED = 1 << 2
 } GdkEventFlags;
 
-typedef struct _GdkSurfacePaint GdkSurfacePaint;
-
 typedef enum
 {
   GDK_INPUT_OUTPUT,