diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index 31794e4..8c1f02b 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - uses: taiki-e/install-action@v2
         with:
           tool: cargo-audit
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 3e859b9..32ff22c 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Rust nightly
         run: |
           rustup toolchain install nightly --profile minimal --component rustfmt --allow-downgrade
@@ -35,7 +35,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - uses: taiki-e/install-action@v2
         with:
           tool: taplo-cli
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 6846dd0..a7b7404 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -57,7 +57,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Rust
         run: |
           rustup toolchain install ${{ matrix.channel }} --profile minimal --component clippy --allow-downgrade
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 27f3ea1..a6b3a64 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -20,6 +20,6 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Test Publish
         run: cargo publish --dry-run
diff --git a/.github/workflows/spellcheck.yml b/.github/workflows/spellcheck.yml
index b8da476..2398e6b 100644
--- a/.github/workflows/spellcheck.yml
+++ b/.github/workflows/spellcheck.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - uses: taiki-e/install-action@v2
         with:
           tool: cargo-spellcheck
@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - uses: taiki-e/install-action@v2
         with:
           tool: typos-cli
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 396bd55..54976d2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -54,7 +54,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Rust
         run: |
           rustup toolchain install ${{ matrix.rust }} --profile minimal --allow-downgrade
@@ -116,7 +116,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Rust
         run: |
           rustup toolchain install ${{ matrix.rust }} --target thumbv6m-none-eabi --profile minimal --allow-downgrade
@@ -146,7 +146,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Rust
         run: |
           rustup toolchain install ${{ matrix.rust.version }} --profile minimal --allow-downgrade
diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 1ce2067..6c57d71 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Rust
         run: |
           rustup toolchain install nightly --profile minimal --component miri,rust-src --allow-downgrade