diff --git a/README.md b/README.md
index 9fd2cd8..3275e1d 100644
--- a/README.md
+++ b/README.md
@@ -57,10 +57,6 @@ Give your agent these instructions depending on the task:
 
 The `sources/` directory is convention material absorbed from specific projects. The `patterns/` directory is what you actually follow.
 
-## Source
-
-All patterns extracted from `library/` at commit [`f53b654`](https://github.com/rust-lang/rust/tree/f53b654a8882fd5fc036c4ca7a4ff41ce32497a6).
-
 ## Related Repos
 
 - [rodin/go-patterns](https://gitea.weiker.me/rodin/go-patterns) — Go patterns from stdlib