diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f57554a..576ac42 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -7,6 +7,9 @@ on:
   workflow_dispatch:
   pull_request:
 
+permissions:
+  contents: read
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index 46b5cc7..ce70971 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -7,6 +7,10 @@ on:
   workflow_dispatch:
   pull_request:
 
+permissions:
+  contents: read
+  packages: write
+
 jobs:
   docker-build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 5a23b6b..9ca2b54 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -7,6 +7,9 @@ on:
   workflow_dispatch:
   pull_request:
 
+permissions:
+  contents: read
+
 jobs:
   lint:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 190beb6..4e5e025 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -7,6 +7,9 @@ on:
   workflow_dispatch:
   pull_request:
 
+permissions:
+  contents: read
+
 jobs:
   test:
     runs-on: ubuntu-latest