diff --git a/.github/workflows/benchmark-comment.yml b/.github/workflows/benchmark-comment.yml
index f317c89..89249dc 100644
--- a/.github/workflows/benchmark-comment.yml
+++ b/.github/workflows/benchmark-comment.yml
@@ -24,7 +24,7 @@ jobs:
           if-no-files-found: warn
 
       - name: Comment PR with benchmark results
-        uses: actions/github-script@v8
+        uses: actions/github-script@v9
         with:
           script: |
             const fs = require('fs');
diff --git a/.github/workflows/issue-labeler.yml b/.github/workflows/issue-labeler.yml
index c6afdc2..c98ca46 100644
--- a/.github/workflows/issue-labeler.yml
+++ b/.github/workflows/issue-labeler.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Ensure common labels exist
-        uses: actions/github-script@v8
+        uses: actions/github-script@v9
         with:
           script: |
             const labels = [
diff --git a/.github/workflows/pr-labeler.yml b/.github/workflows/pr-labeler.yml
index efd5340..5e8cafb 100644
--- a/.github/workflows/pr-labeler.yml
+++ b/.github/workflows/pr-labeler.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Ensure common labels exist
-        uses: actions/github-script@v8
+        uses: actions/github-script@v9
         with:
           script: |
             const labels = [
diff --git a/.github/workflows/pr-test-guard.yml b/.github/workflows/pr-test-guard.yml
index e6f458a..fd4bf1e 100644
--- a/.github/workflows/pr-test-guard.yml
+++ b/.github/workflows/pr-test-guard.yml
@@ -15,7 +15,7 @@ jobs:
     steps:
       - name: Check override labels
         id: override
-        uses: actions/github-script@v8
+        uses: actions/github-script@v9
         with:
           script: |
             const labels = (context.payload.pull_request.labels || []).map(l => l.name.toLowerCase());