diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index c665f755..bede1b25 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -14,7 +14,7 @@ jobs:
       pull-requests: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: ruby/setup-ruby@v1
         with:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 31b87863..09b1376c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0 # for posts's lastmod
 
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 06feb7fd..4163e219 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
diff --git a/.github/workflows/commitlint.yml b/.github/workflows/commitlint.yml
index 58f1a3ff..ef14388b 100644
--- a/.github/workflows/commitlint.yml
+++ b/.github/workflows/commitlint.yml
@@ -11,5 +11,5 @@ jobs:
   commitlint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: wagoid/commitlint-github-action@v6
diff --git a/.github/workflows/jekyll.yml b/.github/workflows/jekyll.yml
index 501686bc..b8ae5f79 100644
--- a/.github/workflows/jekyll.yml
+++ b/.github/workflows/jekyll.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Setup Ruby
         # https://github.com/ruby/setup-ruby/releases/tag/v1.207.0
         uses: ruby/setup-ruby@4a9ddd6f338a97768b8006bf671dfbad383215f4
@@ -50,7 +50,7 @@ jobs:
           JEKYLL_ENV: production
       - name: Upload artifact
         # Automatically uploads an artifact from the './_site' directory by default
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
 
   # Deployment job
   deploy:
diff --git a/.github/workflows/pr-filter.yml b/.github/workflows/pr-filter.yml
index 8e9a18b7..65ee3578 100644
--- a/.github/workflows/pr-filter.yml
+++ b/.github/workflows/pr-filter.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Check PR Content
         id: intercept