diff --git a/.github/workflows/slack-notifications.yml b/.github/workflows/slack-notifications.yml
index 7a58813648..52af147795 100644
--- a/.github/workflows/slack-notifications.yml
+++ b/.github/workflows/slack-notifications.yml
@@ -71,7 +71,7 @@ jobs:
       - name: Get the workflow ID
         id: current-workflow-id
         if: ${{ github.event_name == 'push' || github.event_name == 'schedule' || github.event_name == 'workflow_dispatch' }}
-        uses: actions/github-script@441359b1a30438de65712c2fbca0abe4816fa667 # v5.0.0
+        uses: actions/github-script@98814c53be79b1d30f795b907e553d8679345975 # v6.4.0
         with:
           script: |
             const workflow_run = await github.rest.actions.getWorkflowRun({
@@ -83,7 +83,7 @@ jobs:
 
       - name: Get details about the previous workflow run
         id: previous-result
-        uses: actions/github-script@441359b1a30438de65712c2fbca0abe4816fa667 # v5.0.0
+        uses: actions/github-script@98814c53be79b1d30f795b907e553d8679345975 # v6.4.0
         with:
           script: |
             const previous_runs = await github.rest.actions.listWorkflowRuns({
@@ -102,7 +102,7 @@ jobs:
 
       - name: Get the commit message
         id: current-commit-message
-        uses: actions/github-script@441359b1a30438de65712c2fbca0abe4816fa667 # v5.0.0
+        uses: actions/github-script@98814c53be79b1d30f795b907e553d8679345975 # v6.4.0
         if: ${{ github.event_name == 'workflow_dispatch' || github.event_name == 'schedule' }}
         with:
           script: |
diff --git a/.github/workflows/test-old-branches.yml b/.github/workflows/test-old-branches.yml
index 0770295d13..7f43bc7a56 100644
--- a/.github/workflows/test-old-branches.yml
+++ b/.github/workflows/test-old-branches.yml
@@ -58,7 +58,7 @@ jobs:
     # Run all branches monthly, but only the currently supported one twice per month.
     steps:
       - name: Dispatch workflow run
-        uses: actions/github-script@441359b1a30438de65712c2fbca0abe4816fa667 # v5.0.0
+        uses: actions/github-script@98814c53be79b1d30f795b907e553d8679345975 # v6.4.0
         if: ${{ github.event_name == 'push' || github.event.schedule == '0 0 15 * *' || matrix.branch == '5.7' }}
         with:
           github-token: ${{ secrets.GHA_OLD_BRANCH_DISPATCH }}