From 1a77860aeb04028e45d5099136240ddcc1166c6b Mon Sep 17 00:00:00 2001
From: Taku Kodma <79110363+risu729@users.noreply.github.com>
Date: Thu, 28 May 2026 05:36:11 +1000
Subject: [PATCH] docs: link rust cache issue

---
 README.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README.md b/README.md
index 3defbd9..ab96da9 100644
--- a/README.md
+++ b/README.md
@@ -94,6 +94,11 @@ You can also extend the default cache key:
 
 This gives you full control over cache invalidation based on the specific aspects that matter to your workflow.
 
+### Rust Cache
+
+Rust has a known cache interaction because mise installs Rust through `rustup`.
+See [jdx/mise-action#215](https://github.com/jdx/mise-action/issues/215).
+
 ## GitHub API Rate Limits
 
 When installing tools hosted on GitHub (like `gh`, `node`, `bun`, etc.), mise needs to make API calls to GitHub's releases API. Without authentication, these calls are subject to GitHub's rate limit of 60 requests per hour, which can cause installation failures.