diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index db70c7b..bfbbb21 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -61,7 +61,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - run: rustup update
       - uses: taiki-e/install-action@v2
         with: { tool: cargo-deny }
       - run: cargo deny check
@@ -108,6 +107,7 @@ jobs:
         with:
           submodules: true
       - run: rustup update
+      - uses: Swatinem/rust-cache@v2
       - uses: taiki-e/install-action@v2
         with: { tool: cargo-llvm-cov }
       - run: cargo llvm-cov --codecov --output-path codecov.json