diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 72bc93c..d9d2d94 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -16,7 +16,7 @@ jobs:
         run: sudo apt-get install -y ripgrep
 
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Get MSRV
         id: get_msrv
@@ -35,7 +35,7 @@ jobs:
           - nightly
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@master
@@ -111,7 +111,7 @@ jobs:
             target: x86_64-pc-windows-msvc
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@master
@@ -133,7 +133,7 @@ jobs:
         # This is fixed on `main` but not yet released. To avoid a breakage somewhen in the future
         # pin the cross revision used to the latest HEAD at 04/2024. 
         # Go back to taiki-e/install-action once cross 0.3 is released.
-        uses: taiki-e/cache-cargo-install-action@v2
+        uses: taiki-e/cache-cargo-install-action@v3
         with:
           tool: cross
           git: https://github.com/cross-rs/cross.git
@@ -182,14 +182,14 @@ jobs:
 
       - name: Upload snapshots of failed tests
         if: ${{ failure() && steps.run_tests.outcome == 'failure' }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: ${{ matrix.os }}-${{ matrix.rust }}-failed_snapshots
           path: '**/*.snap.new'
 
       - name: Upload binaries
         if: ${{ success() || steps.build.outcome == 'success' }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: ${{ matrix.target }}-${{ matrix.rust }}
           path: |
diff --git a/.github/workflows/publish-crate.yaml b/.github/workflows/publish-crate.yaml
index b56cb02..3e58a26 100644
--- a/.github/workflows/publish-crate.yaml
+++ b/.github/workflows/publish-crate.yaml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@master
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 36ba2df..f21139f 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -98,7 +98,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@master
@@ -113,7 +113,7 @@ jobs:
         # This is fixed on `main` but not yet released. To avoid a breakage somewhen in the future
         # pin the cross revision used to the latest HEAD at 04/2024.
         # Go back to taiki-e/install-action once cross 0.3 is released.
-        uses: taiki-e/cache-cargo-install-action@v2
+        uses: taiki-e/cache-cargo-install-action@v3
         with:
           tool: cross
           git: https://github.com/cross-rs/cross.git
diff --git a/.github/workflows/require-changelog-for-PRs.yml b/.github/workflows/require-changelog-for-PRs.yml
index cd36e88..a888117 100644
--- a/.github/workflows/require-changelog-for-PRs.yml
+++ b/.github/workflows/require-changelog-for-PRs.yml
@@ -28,7 +28,7 @@ jobs:
     # allow dependabot PRs to have no changelog
     if: ${{ needs.get-submitter.outputs.submitter != 'dependabot[bot]' }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Fetch PR base
         run: git fetch --no-tags --prune --depth=1 origin