diff --git a/.github/workflows/block_major_releases.yml b/.github/workflows/block_major_releases.yml
index 3f69bcff5b..dfb989ca42 100644
--- a/.github/workflows/block_major_releases.yml
+++ b/.github/workflows/block_major_releases.yml
@@ -15,7 +15,7 @@ jobs:
       pull-requests: read
     steps:
       - name: Enforce Multiple Approvals for Major Releases
-        uses: actions/github-script@v8
+        uses: actions/github-script@v9
         with:
           script: |
             const prTitle = context.payload.pull_request.title;
diff --git a/.github/workflows/google-contributor-stale.yml b/.github/workflows/google-contributor-stale.yml
index ebff9cfcd6..336cc5cfcd 100644
--- a/.github/workflows/google-contributor-stale.yml
+++ b/.github/workflows/google-contributor-stale.yml
@@ -14,7 +14,7 @@ jobs:
       issues: write
 
     steps:
-      - uses: actions/stale@v10
+      - uses: actions/stale@v11
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           any-of-labels: "google-contributor"
diff --git a/.github/workflows/mypy.yml b/.github/workflows/mypy.yml
index b2542f5bfa..b098b5d6dc 100644
--- a/.github/workflows/mypy.yml
+++ b/.github/workflows/mypy.yml
@@ -18,10 +18,10 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v7
         with:
           python-version: ${{ matrix.python-version }}
 
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index b9dfbeb1da..2d8da484d0 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -14,7 +14,7 @@ jobs:
       issues: write
 
     steps:
-    - uses: actions/stale@v10
+    - uses: actions/stale@v11
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         days-before-issue-stale: 7
diff --git a/.kokoro/docker/docs/Dockerfile b/.kokoro/docker/docs/Dockerfile
index a3668cbb93..43d02cc02d 100644
--- a/.kokoro/docker/docs/Dockerfile
+++ b/.kokoro/docker/docs/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from ubuntu:22.04
+from ubuntu:26.04
 
 ENV DEBIAN_FRONTEND noninteractive