diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 0907815..d7769fa 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
-      - uses: dtolnay/rust-toolchain@ff9b7e97f1c15b93257ad9a20e43c84dc3eef47b # 1.85
+      - uses: dtolnay/rust-toolchain@631a55b12751854ce901bb631d5902ceb48146f7 # 1.85
       - uses: Swatinem/rust-cache@e18b497796c12c097a38f9edb9d0641fb99eee32 # v2
       - name: Install protoc
         run: sudo apt-get update && sudo apt-get install -y protobuf-compiler