diff --git a/.github/workflows/linter.yaml b/.github/workflows/linter.yaml
index bdd4c5b8..97bba6b6 100644
--- a/.github/workflows/linter.yaml
+++ b/.github/workflows/linter.yaml
@@ -12,7 +12,7 @@ jobs:
     if: github.repository == 'a2aproject/a2a-python'
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index decb3b1d..d2d865fc 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install uv
         uses: astral-sh/setup-uv@v7
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 16052ba1..eb5b3d1f 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -39,7 +39,7 @@ jobs:
         python-version: ['3.10', '3.13']
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up test environment variables
         run: |
           echo "POSTGRES_TEST_DSN=postgresql+asyncpg://a2a:a2a_password@localhost:5432/a2a_test" >> $GITHUB_ENV
diff --git a/.github/workflows/update-a2a-types.yml b/.github/workflows/update-a2a-types.yml
index c019afeb..e1adbd34 100644
--- a/.github/workflows/update-a2a-types.yml
+++ b/.github/workflows/update-a2a-types.yml
@@ -12,7 +12,7 @@ jobs:
       pull-requests: write
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -42,7 +42,7 @@ jobs:
           uv run scripts/grpc_gen_post_processor.py
           echo "Buf generate finished."
       - name: Create Pull Request with Updates
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@v8
         with:
           token: ${{ secrets.A2A_BOT_PAT }}
           committer: a2a-bot <a2a-bot@google.com>