diff --git a/src/cairo-win32-surface.c b/src/cairo-win32-surface.c
index 5c9d7d8fd..f1a870353 100644
--- a/src/cairo-win32-surface.c
+++ b/src/cairo-win32-surface.c
@@ -1762,7 +1762,7 @@ cairo_win32_surface_create_with_ddb (HDC hdc,
     HBITMAP saved_dc_bitmap;
 
     if (format != CAIRO_FORMAT_RGB24)
-	return NULL;
+	return NIL_SURFACE;
 /* XXX handle these eventually
 	format != CAIRO_FORMAT_A8 ||
 	format != CAIRO_FORMAT_A1)