diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index b245aff5d2..7b003d58d2 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -18,7 +18,7 @@ env:
 
 jobs:
   go:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3
@@ -29,7 +29,7 @@ jobs:
         run: make build/go
 
   web:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
@@ -51,7 +51,7 @@ jobs:
         run: make build/web
 
   chart:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
         with:
diff --git a/.github/workflows/build_tool.yaml b/.github/workflows/build_tool.yaml
index a29c7c23af..bf79002f4b 100644
--- a/.github/workflows/build_tool.yaml
+++ b/.github/workflows/build_tool.yaml
@@ -13,7 +13,7 @@ env:
 
 jobs:
   tool:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     strategy:
       matrix:
         image:
diff --git a/.github/workflows/cherry_pick.yaml b/.github/workflows/cherry_pick.yaml
index dbd7740508..4867284703 100644
--- a/.github/workflows/cherry_pick.yaml
+++ b/.github/workflows/cherry_pick.yaml
@@ -13,7 +13,7 @@ on:
         type: string
 jobs:
   tool:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
         with:
diff --git a/.github/workflows/code-butler.yaml b/.github/workflows/code-butler.yaml
index 2d961e7059..8e95270eb1 100644
--- a/.github/workflows/code-butler.yaml
+++ b/.github/workflows/code-butler.yaml
@@ -11,7 +11,7 @@ on:
 jobs:
   review:
     if: startsWith(github.event.comment.body, '/review')
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: ca-dp/code-butler@v1
         with:
@@ -21,7 +21,7 @@ jobs:
           model: gpt-4-1106-preview
   chat:
     if: startsWith(github.event.comment.body, '/chat')
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: ca-dp/code-butler@v1
         with:
diff --git a/.github/workflows/codeql-analysis.yaml b/.github/workflows/codeql-analysis.yaml
index 38d0015e03..15b38dc10f 100644
--- a/.github/workflows/codeql-analysis.yaml
+++ b/.github/workflows/codeql-analysis.yaml
@@ -7,7 +7,7 @@ on:
 
 jobs:
   analyze:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
 
     strategy:
       fail-fast: false
diff --git a/.github/workflows/gen.yaml b/.github/workflows/gen.yaml
index 91077296d0..4d23dd1861 100644
--- a/.github/workflows/gen.yaml
+++ b/.github/workflows/gen.yaml
@@ -6,7 +6,7 @@ on:
 
 jobs:
   code:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
     - name: Checkout repository
       uses: actions/checkout@v3
diff --git a/.github/workflows/labeler.yaml b/.github/workflows/labeler.yaml
index 62aa923092..1fafa7d277 100644
--- a/.github/workflows/labeler.yaml
+++ b/.github/workflows/labeler.yaml
@@ -8,7 +8,7 @@ jobs:
     permissions:
       contents: read
       pull-requests: write
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
     - uses: actions/labeler@v4
       with:
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index 13d79b0ac7..c9c1c904a7 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -16,7 +16,7 @@ env:
 
 jobs:
   go:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - name: golangci-lint
@@ -27,7 +27,7 @@ jobs:
           fail_on_error: true # this option is deprecated on v2.7.0, but we use v2.1.3, so it's still available
 
   web:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
diff --git a/.github/workflows/prerelease.yaml b/.github/workflows/prerelease.yaml
index 685545849c..a0e1f3e1e0 100644
--- a/.github/workflows/prerelease.yaml
+++ b/.github/workflows/prerelease.yaml
@@ -10,7 +10,7 @@ on:
 
 jobs:
   gh-release:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
         with:
diff --git a/.github/workflows/publish_binary.yaml b/.github/workflows/publish_binary.yaml
index f490c01cbe..a0174cd85b 100644
--- a/.github/workflows/publish_binary.yaml
+++ b/.github/workflows/publish_binary.yaml
@@ -10,12 +10,12 @@ env:
 
 jobs:
   gh_release:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - run: echo "not implemented"
 
   binary:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     needs: gh_release
     permissions:
       contents: write
diff --git a/.github/workflows/publish_image_chart.yaml b/.github/workflows/publish_image_chart.yaml
index 90c9ed110e..79d70a7f32 100644
--- a/.github/workflows/publish_image_chart.yaml
+++ b/.github/workflows/publish_image_chart.yaml
@@ -14,7 +14,7 @@ env:
 
 jobs:
   artifacts:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     permissions:
       contents: read
       packages: write
@@ -119,7 +119,7 @@ jobs:
           data: ${{ env.PIPECD_VERSION }}
 
   release-quickstart-manifests:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     needs: artifacts
     # ignore release candidates
     if: startsWith(github.ref, 'refs/tags/') && !contains(github.ref, '-rc')
diff --git a/.github/workflows/publish_site.yaml b/.github/workflows/publish_site.yaml
index b14786c94b..dee295e5ef 100644
--- a/.github/workflows/publish_site.yaml
+++ b/.github/workflows/publish_site.yaml
@@ -13,7 +13,7 @@ env:
 
 jobs:
   site:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     permissions:
       contents: read
       packages: write
diff --git a/.github/workflows/publish_tool.yaml b/.github/workflows/publish_tool.yaml
index 38041827a2..c3b510153d 100644
--- a/.github/workflows/publish_tool.yaml
+++ b/.github/workflows/publish_tool.yaml
@@ -12,7 +12,7 @@ env:
 
 jobs:
   tool:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     permissions:
       packages: write
     strategy:
diff --git a/.github/workflows/stale.yaml b/.github/workflows/stale.yaml
index 080b58cf1d..321a598289 100644
--- a/.github/workflows/stale.yaml
+++ b/.github/workflows/stale.yaml
@@ -5,7 +5,7 @@ on:
 
 jobs:
   stale:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/stale@v8
         with:
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 689441457f..d87a17a829 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -17,7 +17,7 @@ env:
 
 jobs:
   go:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3
@@ -32,7 +32,7 @@ jobs:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
 
   web:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
@@ -54,7 +54,7 @@ jobs:
         run: make test/web
 
   integration:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3
diff --git a/.github/workflows/test_tool.yaml b/.github/workflows/test_tool.yaml
index bb617d10cd..1a9e95eba6 100644
--- a/.github/workflows/test_tool.yaml
+++ b/.github/workflows/test_tool.yaml
@@ -19,7 +19,7 @@ env:
 
 jobs:
   tool:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3
diff --git a/.github/workflows/update-contributors.yaml b/.github/workflows/update-contributors.yaml
index d06aaf9ae5..a23c3af4f1 100644
--- a/.github/workflows/update-contributors.yaml
+++ b/.github/workflows/update-contributors.yaml
@@ -7,7 +7,7 @@ on:
 
 jobs:
   updateContributors:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
       - run: |