diff --git a/.github/workflows/check-dist.yml b/.github/workflows/check-dist.yml
index 48dd78c..66bc632 100644
--- a/.github/workflows/check-dist.yml
+++ b/.github/workflows/check-dist.yml
@@ -16,6 +16,9 @@ on:
       - '**.md'
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   check-dist:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index da08436..0737399 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,6 +10,9 @@ on:
     paths-ignore:
       - '**.md'
 
+permissions:
+  contents: read
+
 jobs:
   test:
     runs-on: ubuntu-latest