diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 50ab119..bbf470b 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -2,6 +2,9 @@ name: Build
 
 on: push
 
+permissions:
+  contents: write
+
 jobs:
   build:
     name: build
diff --git a/.github/workflows/pr-lint.yaml b/.github/workflows/pr-lint.yaml
index d633e54..9f50c3f 100644
--- a/.github/workflows/pr-lint.yaml
+++ b/.github/workflows/pr-lint.yaml
@@ -1,5 +1,8 @@
 name: PR Quality Check
 on: pull_request
+permissions:
+  contents: read
+  pull-requests: write
 jobs:
   link-ticket:
     runs-on: ubuntu-latest