diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 01b3e8c3..c0a8a6af 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -73,7 +73,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.80.0
+      - uses: dtolnay/rust-toolchain@1.81.0
       - uses: Swatinem/rust-cache@v2
       - run: cargo check --workspace