diff --git a/src/content/articles/2019-05-01-predictor.mdx b/src/content/articles/2019-05-01-predictor.mdx
index f6d46eb..2f32f23 100644
--- a/src/content/articles/2019-05-01-predictor.mdx
+++ b/src/content/articles/2019-05-01-predictor.mdx
@@ -128,7 +128,7 @@ import PredictorDemo from '../../components/PredictorDemo.vue';
 -   [Описание алгоритма][algo]
 -   [Описание игры у ltwood][game]
 
-[ltwood]: https://sites.google.com/site/ltwood/
-[game]: https://sites.google.com/site/ltwood/projects/heshby
-[algo]: https://sites.google.com/site/ltwood/projects/heshby/algorithm
+[ltwood]: https://web.archive.org/web/20171115170059/https://sites.google.com/site/ltwood
+[game]: https://web.archive.org/web/20171115170059/https://sites.google.com/site/ltwood/projects/heshby
+[algo]: https://web.archive.org/web/20171115170059/https://sites.google.com/site/ltwood/projects/heshby/algorithm
 [repo]: https://github.com/anwinged/predictor