diff --git a/src/cairo-xlib-surface.c b/src/cairo-xlib-surface.c
index dd9fc1172..58576b822 100644
--- a/src/cairo-xlib-surface.c
+++ b/src/cairo-xlib-surface.c
@@ -2067,7 +2067,7 @@ cairo_xlib_surface_set_size (cairo_surface_t *abstract_surface,
 	return;
     }
 
-    status = _cairo_xlib_surface_flush (abstract_surface, 0);
+    status = _cairo_surface_flush (abstract_surface, 0);
     if (unlikely (status)) {
 	_cairo_surface_set_error (abstract_surface, status);
 	return;
@@ -2128,7 +2128,7 @@ cairo_xlib_surface_set_drawable (cairo_surface_t   *abstract_surface,
     if (surface->owns_pixmap)
 	return;
 
-    status = _cairo_xlib_surface_flush (abstract_surface, 0);
+    status = _cairo_surface_flush (abstract_surface, 0);
     if (unlikely (status)) {
 	_cairo_surface_set_error (abstract_surface, status);
 	return;