diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 196b4dc..0532bb0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macOS-latest, windows-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - run: cargo check
 
   test:
@@ -26,7 +26,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macOS-latest, windows-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: install GNU patch on MacOS
         if: runner.os == 'macOS'
         run: |
@@ -42,7 +42,7 @@ jobs:
     name: cargo fmt --all -- --check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - run: cargo fmt --all -- --check
 
   clippy:
@@ -53,7 +53,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macOS-latest, windows-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - run: cargo clippy -- -D warnings
 
   gnu-testsuite:
@@ -62,7 +62,7 @@ jobs:
     name: GNU test suite
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - run: |
           cargo build --config=profile.release.strip=true --profile=release #-fast
           zstd -19 target/release/diffutils -o diffutils-x86_64-unknown-linux-gnu.zst
@@ -100,7 +100,7 @@ jobs:
           - { os: macos-latest   , features: macos }
           - { os: windows-latest , features: windows }
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Initialize workflow variables
       id: vars
       shell: bash
diff --git a/.github/workflows/codspeed.yml b/.github/workflows/codspeed.yml
index b799ca0..9b08e20 100644
--- a/.github/workflows/codspeed.yml
+++ b/.github/workflows/codspeed.yml
@@ -18,7 +18,7 @@ jobs:
     name: Run benchmarks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Setup rust toolchain, cache and cargo-codspeed binary
         uses: moonrepo/setup-rust@v1
diff --git a/.github/workflows/fuzzing.yml b/.github/workflows/fuzzing.yml
index 476350e..1c9e020 100644
--- a/.github/workflows/fuzzing.yml
+++ b/.github/workflows/fuzzing.yml
@@ -24,7 +24,7 @@ jobs:
     name: Build the fuzzers
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install `cargo-fuzz`
         run: |
           cargo install cargo-fuzz --locked
@@ -52,7 +52,7 @@ jobs:
           - { name: fuzz_patch, should_pass: true }
           - { name: fuzz_side, should_pass: true }
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install `cargo-fuzz`
         run: |
           cargo install cargo-fuzz --locked
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3c59af5..5965c01 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -56,7 +56,7 @@ jobs:
     env:
       GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -116,7 +116,7 @@ jobs:
       - name: enable windows longpaths
         run: |
           git config --global core.longpaths true
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -175,7 +175,7 @@ jobs:
       GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       BUILD_MANIFEST_NAME: target/distrib/global-dist-manifest.json
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -225,7 +225,7 @@ jobs:
     outputs:
       val: ${{ steps.host.outputs.manifest }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -290,7 +290,7 @@ jobs:
     env:
       GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
           submodules: recursive