diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 0a5936b8..7443d4f5 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -27,7 +27,7 @@ jobs:
       security-events: write
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v3
       with:
diff --git a/.github/workflows/commit-message.yml b/.github/workflows/commit-message.yml
index 00101169..5febc5e6 100644
--- a/.github/workflows/commit-message.yml
+++ b/.github/workflows/commit-message.yml
@@ -12,7 +12,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js ${{ env.CURRENT_NODE_VERSION }}
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/editorconfiglint.yml b/.github/workflows/editorconfiglint.yml
index 60cf9f4d..d260128d 100644
--- a/.github/workflows/editorconfiglint.yml
+++ b/.github/workflows/editorconfiglint.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - uses: actions/setup-go@v5
     - run: go install github.com/editorconfig-checker/editorconfig-checker/v2/cmd/editorconfig-checker@latest
     - run: ~/go/bin/editorconfig-checker
diff --git a/.github/workflows/eslint.yml b/.github/workflows/eslint.yml
index a61621da..37a4362d 100644
--- a/.github/workflows/eslint.yml
+++ b/.github/workflows/eslint.yml
@@ -22,7 +22,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4.1.0
         with:
diff --git a/.github/workflows/fta.yml b/.github/workflows/fta.yml
index 658c22c6..7aacdf9c 100644
--- a/.github/workflows/fta.yml
+++ b/.github/workflows/fta.yml
@@ -22,7 +22,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/knip.yml b/.github/workflows/knip.yml
index cb941f12..5819a16f 100644
--- a/.github/workflows/knip.yml
+++ b/.github/workflows/knip.yml
@@ -22,7 +22,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/language-lint.yml b/.github/workflows/language-lint.yml
index b439268d..4f20b6ca 100644
--- a/.github/workflows/language-lint.yml
+++ b/.github/workflows/language-lint.yml
@@ -16,7 +16,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/license-check.yml b/.github/workflows/license-check.yml
index 4f06e99e..8e3b5df7 100644
--- a/.github/workflows/license-check.yml
+++ b/.github/workflows/license-check.yml
@@ -16,7 +16,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/lighthouse-check.yml b/.github/workflows/lighthouse-check.yml
index f83e638a..01939606 100644
--- a/.github/workflows/lighthouse-check.yml
+++ b/.github/workflows/lighthouse-check.yml
@@ -27,7 +27,7 @@ jobs:
       security-events: write
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - name: Setup Node.js environment
       uses: actions/setup-node@v4
       with:
diff --git a/.github/workflows/mdlint.yml b/.github/workflows/mdlint.yml
index 1bed238f..d90cc30e 100644
--- a/.github/workflows/mdlint.yml
+++ b/.github/workflows/mdlint.yml
@@ -18,7 +18,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/pull-request-size.yml b/.github/workflows/pull-request-size.yml
index 5924ab5e..47bc5365 100644
--- a/.github/workflows/pull-request-size.yml
+++ b/.github/workflows/pull-request-size.yml
@@ -7,7 +7,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/spellcheck.yml b/.github/workflows/spellcheck.yml
index 855f5f0c..caebc012 100644
--- a/.github/workflows/spellcheck.yml
+++ b/.github/workflows/spellcheck.yml
@@ -18,7 +18,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/stylelint.yml b/.github/workflows/stylelint.yml
index 491e503d..a689584e 100644
--- a/.github/workflows/stylelint.yml
+++ b/.github/workflows/stylelint.yml
@@ -18,7 +18,7 @@ jobs:
   stylelint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
@@ -31,7 +31,7 @@ jobs:
   duplicate-style-check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 75ae8768..5e62a150 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -28,7 +28,7 @@ jobs:
         - 21
         - 22
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js ${{matrix.version}}
         uses: actions/setup-node@v4.1.0
         with:
@@ -57,7 +57,7 @@ jobs:
           - 3
           - 4
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Use Node.js
         uses: actions/setup-node@v4.1.0
         with: