diff --git a/gdk/mir/gdkmirwindowimpl.c b/gdk/mir/gdkmirwindowimpl.c
index 6e3766f4f2..0c3aea01b6 100644
--- a/gdk/mir/gdkmirwindowimpl.c
+++ b/gdk/mir/gdkmirwindowimpl.c
@@ -1417,4 +1417,5 @@ gdk_mir_window_impl_class_init (GdkMirWindowImplClass *klass)
   impl_class->set_opaque_region = gdk_mir_window_impl_set_opaque_region;
   impl_class->set_shadow_width = gdk_mir_window_impl_set_shadow_width;
   impl_class->create_gl_context = _gdk_mir_window_create_gl_context;
+  impl_class->invalidate_for_new_frame = _gdk_mir_window_invalidate_for_new_frame;
 }