diff --git a/.github/workflows/update.yaml b/.github/workflows/update.yaml
index 2e3eef5..6c281ca 100644
--- a/.github/workflows/update.yaml
+++ b/.github/workflows/update.yaml
@@ -46,7 +46,7 @@ jobs:
 
       - name: Setup Rust
         # latest
-        uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c
+        uses: dtolnay/rust-toolchain@6c977a6ca4077a0ceb28ffbe03f59d46e9ac8772
         with:
           toolchain: stable