From a0dc741611c28331eb7cce8e2b49be5246f24f49 Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@electriccoin.co>
Date: Fri, 29 Sep 2023 20:30:35 +0000
Subject: [PATCH] CI: Use latest stable Rust for book deployment

We were inheriting the repo's pinned Rust version, which became
insufficient to use `mdbook-katex` recently due to MSRV bumps.
---
 .github/workflows/book.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/book.yml b/.github/workflows/book.yml
index fac308c597d..85006946799 100644
--- a/.github/workflows/book.yml
+++ b/.github/workflows/book.yml
@@ -14,6 +14,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@stable
+        id: toolchain
+      - run: rustup override set ${{steps.toolchain.outputs.name}}
 
       - name: Setup mdBook
         uses: peaceiris/actions-mdbook@v1