diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index b9f55ab..dd88f31 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -8,7 +8,7 @@ jobs:
   validate:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: build
         run: cargo build --verbose
       - name: test
@@ -28,6 +28,6 @@ jobs:
           tar -xvf cargo-binstall-x86_64-unknown-linux-musl.tgz
       - name: install cargo-tarpaulin
         run: ./cargo-binstall --no-confirm cargo-tarpaulin
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: verify coverage
         run: cargo tarpaulin --fail-under 50
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 39d7fc0..7b60ebd 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -40,7 +40,7 @@ jobs:
     env:
       TARGET: ${{ matrix.target }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
       - name: add target
         run: rustup target add $TARGET
@@ -61,7 +61,7 @@ jobs:
     env:
       TARGET: x86_64-pc-windows-msvc
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
       - name: add target
         run: rustup target add $env:TARGET