diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 26cb8d9..c056c56 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: rustfmt, clippy
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9b09f45..1b1378d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
   validate-version:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - name: Match tag to Cargo version
         shell: bash
         run: |
@@ -23,7 +23,7 @@ jobs:
     needs: validate-version
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: x86_64-pc-windows-msvc
@@ -61,7 +61,7 @@ jobs:
             archive: Codex-Migrate-macOS-arm64.zip
     runs-on: ${{ matrix.runner }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: ${{ matrix.target }}
@@ -94,7 +94,7 @@ jobs:
             archive: Codex-Migrate-Linux-arm64.tar.gz
     runs-on: ${{ matrix.runner }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: ${{ matrix.target }}
diff --git a/.github/workflows/windows-build.yml b/.github/workflows/windows-build.yml
index 1da459e..666a556 100644
--- a/.github/workflows/windows-build.yml
+++ b/.github/workflows/windows-build.yml
@@ -10,7 +10,7 @@ jobs:
   build:
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: dtolnay/rust-toolchain@stable
         with:
           targets: x86_64-pc-windows-msvc