diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fa8ededb..053c0fb4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -60,7 +60,7 @@ jobs:
     runs-on: ${{ matrix.os || 'ubuntu-20.04' }}
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           persist-credentials: false
       - name: Install Rust
@@ -118,7 +118,7 @@ jobs:
     runs-on: ${{ matrix.os || 'ubuntu-20.04' }}
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           persist-credentials: false
       - name: Install Rust
@@ -140,7 +140,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           persist-credentials: false
       - name: Install Rust
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1dd74f2d..8edb51e9 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -29,7 +29,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           persist-credentials: false
       - name: Install Rust
@@ -71,7 +71,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           persist-credentials: false
       - name: Install Rust
diff --git a/README.md b/README.md
index 9f36968b..e2da3cec 100644
--- a/README.md
+++ b/README.md
@@ -489,7 +489,7 @@ jobs:
     env:
       CARGO_TERM_COLOR: always
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Install Rust
         run: rustup update stable
       - name: Install cargo-llvm-cov