diff --git a/.github/workflows/copilot-setup-steps.yml b/.github/workflows/copilot-setup-steps.yml
index c369ebd4c..f8ffe4484 100644
--- a/.github/workflows/copilot-setup-steps.yml
+++ b/.github/workflows/copilot-setup-steps.yml
@@ -17,7 +17,7 @@ jobs:
           node-version: "22"
 
       # Install pnpm itself (one line)
-      - uses: pnpm/action-setup@v4      # provides the pnpm CLI  [oai_citation:7‡GitHub](https://github.com/pnpm/action-setup?utm_source=chatgpt.com)
+      - uses: pnpm/action-setup@v6      # provides the pnpm CLI  [oai_citation:7‡GitHub](https://github.com/pnpm/action-setup?utm_source=chatgpt.com)
         with:
           version: 10
           run_install: false           # Rush will handle installs