diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d536836..07a00c1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -136,7 +136,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.94.1
+      - uses: dtolnay/rust-toolchain@1.100.0
       - uses: Swatinem/rust-cache@v2
       - run: cargo check --workspace --all-targets