diff --git a/.github/workflows/gradle-build.yml b/.github/workflows/gradle-build.yml
index 85f13f3..c069bcb 100644
--- a/.github/workflows/gradle-build.yml
+++ b/.github/workflows/gradle-build.yml
@@ -12,6 +12,7 @@ jobs:
   validation:
     name: Branch name validation
     runs-on: ubuntu-latest
+    permissions: {}
     steps:
       - name: Check branch name
         run: |
@@ -29,6 +30,9 @@ jobs:
     name: Build and test
     needs: validation
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      actions: write
     steps:
       - name: Checkout
         uses: actions/checkout@v3
diff --git a/.github/workflows/leanix-github-agent-code-coverage.yml b/.github/workflows/leanix-github-agent-code-coverage.yml
index af5005c..60b027b 100644
--- a/.github/workflows/leanix-github-agent-code-coverage.yml
+++ b/.github/workflows/leanix-github-agent-code-coverage.yml
@@ -13,6 +13,10 @@ jobs:
   leanix-github-agent-connector-ci:
     name: Build and test LeanIX GitHub Agent
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      actions: write
+      pull-requests: write
     steps:
       - name: Checkout
         uses: actions/checkout@v3