diff --git a/.github/workflows/workflow-cleanup.yml b/.github/workflows/workflow-cleanup.yml
index 73fd781..845abc0 100644
--- a/.github/workflows/workflow-cleanup.yml
+++ b/.github/workflows/workflow-cleanup.yml
@@ -41,7 +41,7 @@ jobs:
           } >> "$GITHUB_ENV"
 
       - name: Cleanup of obsolete workflow runs
-        uses: actions/github-script@v8
+        uses: actions/github-script@v9
         with:
           script: |
             const script = require("./.github/actions/workflow-cleanup/index.js")