diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e3589e33..5ae806fc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     uses: peaceiris/workflows/.github/workflows/hadolint.yml@v0.21.2
 
   pipenv:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
 
@@ -38,7 +38,7 @@ jobs:
       - run: pipenv run mkdocs build --config-file ./mkdocs-sample.yml
 
   netlify:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
 
@@ -69,7 +69,7 @@ jobs:
           NETLIFY_SITE_ID: ${{ secrets.NETLIFY_SITE_ID }}
 
   docker:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     env:
       DOCKER_BASE_NAME: ghcr.io/peaceiris/mkdocs-material
     steps:
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index 9fe7f7e7..71019362 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -10,7 +10,7 @@ permissions:
 
 jobs:
   dependency-review:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
       - uses: actions/dependency-review-action@v4
diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 89662297..ddb9bb1e 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   deploy:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c9b9a914..b915b526 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,7 +15,7 @@ on:
 
 jobs:
   main:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     timeout-minutes: 5
     permissions:
       contents: write