diff --git a/.github/workflows/add-to-task-list.yml b/.github/workflows/add-to-task-list.yml
index e43e60ba..5d042b6c 100644
--- a/.github/workflows/add-to-task-list.yml
+++ b/.github/workflows/add-to-task-list.yml
@@ -1,6 +1,8 @@
 name: Add to Task List
 on:
   pull_request:
+    branches:
+      - main
     types:
       - opened
       - reopened
diff --git a/.github/workflows/format-json-yml.yml b/.github/workflows/format-json-yml.yml
index 565f3444..9ced71aa 100644
--- a/.github/workflows/format-json-yml.yml
+++ b/.github/workflows/format-json-yml.yml
@@ -2,6 +2,8 @@
 name: format-json-yml
 on:
   pull_request:
+    branches:
+      - main
     types:
       - opened
       - synchronize
diff --git a/.github/workflows/github-actions-cache-cleaner.yml b/.github/workflows/github-actions-cache-cleaner.yml
index dd42e60f..4564e5cb 100644
--- a/.github/workflows/github-actions-cache-cleaner.yml
+++ b/.github/workflows/github-actions-cache-cleaner.yml
@@ -8,6 +8,12 @@ on:
     - cron: "0 21 * * *" # 06:00 JST
   workflow_dispatch:
   pull_request:
+    branches:
+      - main
+    types:
+      - opened
+      - synchronize
+      - reopened
     paths:
       - .github/workflows/github-actions-cache-cleaner.yml
       - dist/**
diff --git a/.github/workflows/super-linter.yml b/.github/workflows/super-linter.yml
index cac7e0c1..0cdb72de 100644
--- a/.github/workflows/super-linter.yml
+++ b/.github/workflows/super-linter.yml
@@ -18,6 +18,12 @@ on:
     branches:
       - main
   pull_request:
+    branches:
+      - main
+    types:
+      - opened
+      - synchronize
+      - reopened
 permissions:
   contents: read
   packages: read
diff --git a/.github/workflows/update-dist.yml b/.github/workflows/update-dist.yml
index a533b3a2..c811eb93 100644
--- a/.github/workflows/update-dist.yml
+++ b/.github/workflows/update-dist.yml
@@ -2,6 +2,8 @@
 name: update-dist
 on:
   pull_request:
+    branches:
+      - main
     types:
       - opened
       - synchronize
diff --git a/.github/workflows/update-gitleaks.yml b/.github/workflows/update-gitleaks.yml
index 1def3d89..3c7edd1b 100644
--- a/.github/workflows/update-gitleaks.yml
+++ b/.github/workflows/update-gitleaks.yml
@@ -2,6 +2,8 @@
 name: update-gitleaks
 on:
   pull_request:
+    branches:
+      - main
     types:
       - opened
       - synchronize
diff --git a/.github/workflows/update-package.yml b/.github/workflows/update-package.yml
index 968124b2..2a66274a 100644
--- a/.github/workflows/update-package.yml
+++ b/.github/workflows/update-package.yml
@@ -2,6 +2,8 @@
 name: update-package
 on:
   pull_request:
+    branches:
+      - main
     types:
       - opened
       - synchronize
diff --git a/.github/workflows/update-readme.yml b/.github/workflows/update-readme.yml
index 54d93aac..7bfc7ff1 100644
--- a/.github/workflows/update-readme.yml
+++ b/.github/workflows/update-readme.yml
@@ -2,6 +2,8 @@
 name: update-readme
 on:
   pull_request:
+    branches:
+      - main
     types:
       - opened
       - synchronize