diff --git a/.github/workflows/update-rust-toolchain.yml b/.github/workflows/update-rust-toolchain.yml
index c89eb71b..0fcb3662 100644
--- a/.github/workflows/update-rust-toolchain.yml
+++ b/.github/workflows/update-rust-toolchain.yml
@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@v3
       - name: update rust toolchain
         id: urt
-        uses: a-kenji/update-rust-toolchain@v1
+        uses: a-kenji/update-rust-toolchain@v1.1
         with:
           minor-version-delta: 2
           toolchain-path: './rust-toolchain.toml'